Pentaphylloides fruticosa (Shrubby Cinquefoil)

Pentaphylloides fruticosa (Shrubby Cinquefoil)

Product Name: Лапчатка кустарниковая, Pentaphylloides fruticosa, Fingerstrauch, Potentilla arbustiva, Potentille arbustive, خمس أوراق شجيرية, หญ้าห้าใบไม้พุ่ม, Butazor, Бутазор, Potensialı kol, Бушлатча, Penkialapis krūmas, Piecstaru krūms, Лапчатка кущова, Kol dizeği, חמישה עלים שיחניים

Synonyms: Лапчатка золотистая, Кустарниковая лапчатка, Курильский чай, Потентилла кустарниковая; Shrubby cinquefoil, Golden hardhack, Bush cinquefoil; Strauch-Fingerkraut, Fünfblättriger Strauch; Potentila arbustiva, Té de Kuriles; Potentille arbustive, Thé des Kouriles; الشاي الكوريل, زهرة خمسة أوراق; ชาคาไมล์คูริล, ไม้พุ่มห้าใบ

Parts Used: flowers, leaves, shoots, seeds, bark, root.

Main Indications for Use of Pentaphylloides fruticosa: Gastric ulcer, chronic gastritis with reduced acidity, intestinal dysbiosis, nonspecific ulcerative colitis, chronic colitis, chronic pyelonephritis, chronic cystitis, gingivitis, periodontitis, chronic tonsillitis, sore throat, hyperglycemia, stage I–II hypertension, hemorrhoids, anal fissures, pulmonary bleeding, uterine bleeding of functional origin.

Use of Pentaphylloides fruticosain mixtures and complexes: Cholelithiasis, chronic cholecystitis, chronic pancreatitis, biliary dyskinesia, atherosclerosis, metabolic syndrome, diabetic nephropathy, trophic ulcers of the lower extremities, varicose veins, chronic venous insufficiency, dermatoses of various etiologies.

Pharmacological Properties of Pentaphylloides fruticosa: astringent, anti-inflammatory, hemostatic, antibacterial, diuretic, antioxidant, hypoglycemic, vascular-strengthening, spasmolytic, adaptogenic, antiseptic, hepatoprotective, immunomodulatory, wind-removing, sedative.

Dosage of Pharmacological Forms — Pentaphylloides fruticosa

Powder — Pentaphylloides fruticosa

Indications (Powder): Chronic gastritis with reduced acidity, intestinal dysbiosis, nonspecific ulcerative colitis, chronic colitis, chronic pyelonephritis, chronic cystitis, anal fissures, uterine bleeding of functional origin.

Standard Dosage (Powder): 1 gram of powder 3 times a day 20 minutes before meals, with warm water.

Enhanced Dosage (Powder): 2 grams of powder 3 times a day for intestinal dysbiosis, chronic cystitis, uterine bleeding.

Maximum Dosage (Powder): 3 grams 3 times a day for no more than 5 days for anal fissures and pronounced inflammation of the colonic mucosa.

Preventive Dosage (Powder): 0.5 grams of powder 2 times a day in courses of 14 days every 3 months for patients with chronic gastritis, a tendency to colitis, patients with weakened digestion, including the elderly.

Pediatric Dosage (Powder): From 7 years of age, with body weight from 25 kg: 250 milligrams of powder 2 times a day, if necessary mixed with honey. Not recommended for younger children due to the bitter taste.

Contraindications (Powder): Individual intolerance, acute gastritis with increased acidity. Data on contraindications during pregnancy, lactation, and childhood under 7 years of age have not been scientifically registered.

Side Effects (Powder): With overdose, constipation, decreased appetite, heaviness in the stomach are possible.

Adjustment for Patient Body Weight: For body weight less than 60 kg — the dosage is reduced by 20%. For body weight above 90 kg — an increase of dosage by 20% is possible with good tolerability.

Preparation Method (Powder): To prepare 100 grams of powder, use: root of shrubby cinquefoil — 100 grams. The raw material is dried at a temperature not exceeding 40 degrees Celsius, then ground in a micromill to a powder state (particle size no more than 200 µm). Packaged in airtight dark glass containers.

Storage Conditions and Shelf Life (Powder): Store in a dark, dry place at a temperature from 5 to 25 °C, away from direct light sources and electromagnetic radiation. Shelf life — 12 months. After opening the package, use within 30 days.

Dry Extract — Pentaphylloides fruticosa

Indications (Dry Extract): Hyperglycemia, hemorrhoids, gastric ulcer, gingivitis, chronic tonsillitis, chronic gastritis, uterine bleeding of functional origin, pulmonary bleeding.

Standard Dosage (Dry Extract): 200 milligrams of dry extract 2 times a day, 30 minutes before meals, with water or juice.

Enhanced Dosage (Dry Extract): 300 milligrams 2 times a day for hyperglycemia, pulmonary and uterine bleeding of functional origin.

Maximum Dosage (Dry Extract): 400 milligrams 2 times a day for 3 days for exacerbations of hemorrhoids and acute manifestations of tonsillitis.

Preventive Dosage (Dry Extract): 100 milligrams once a day in the morning on an empty stomach in courses of 10 days monthly for patients with chronic gastritis, anemia, in the remission stage of gastric ulcer.

Pediatric Dosage (Dry Extract): From 10 years of age, with body weight from 30 kg: 50 milligrams 2 times a day. Oral intake, not earlier than 1 hour before meals. Not recommended under 10 years of age.

Contraindications (Dry Extract): Individual sensitivity to the components of the plant. Acute gastritis with increased acidity. Data on use during pregnancy, lactation, and under 10 years of age are insufficient.

Side Effects (Dry Extract): When the dosage is exceeded, a metallic taste in the mouth, constipation, short-term decrease in blood pressure are possible.

Adjustment for Patient Body Weight: For body weight less than 60 kg — reduce the dosage by 25%. For body weight above 80 kg — increase by 15% in consultation with a phytotherapist.

Preparation Method (Dry Extract): To obtain 100 grams of dry extract, use 500 grams of ground root of shrubby cinquefoil. Pour with 1 liter of water, put in a water bath at a temperature of 90 °C for 3 hours. Evaporate the resulting decoction to a thick consistency and dry in a drying chamber at a temperature not exceeding 50 °C. After drying, grind into a powder.

Storage Conditions and Shelf Life (Dry Extract): Store in an airtight glass or metal container, at a temperature from 10 to 25 °C, in a dry place protected from direct light. Shelf life — 18 months. After opening the package, use within 45 days.

Alcohol Tincture — Pentaphylloides fruticosa

Indications (Alcohol Tincture): Stage I hypertension, sore throat, chronic tonsillitis, gingivitis, hemorrhoids, chronic cystitis, nonspecific ulcerative colitis.

Standard Dosage (Alcohol Tincture): 20 drops (approximately 1 ml) 3 times a day 30 minutes before meals, diluted in 50 ml of water.

Enhanced Dosage (Alcohol Tincture): 30 drops 3 times a day for chronic tonsillitis, exacerbation of hemorrhoids, pronounced gingivitis, and stage I hypertension.

Maximum Dosage (Alcohol Tincture): 40 drops 3 times a day, no more than 3 days consecutively for acute inflammations of the oral and laryngeal mucosa, sore throat.

Preventive Dosage (Alcohol Tincture): 10 drops once a day in the morning on an empty stomach in courses of 21 days 2 times a year for patients with stage I hypertension, chronic inflammatory diseases of the oral mucosa, persons over 60 years of age with weakened immunity.

Pediatric Dosage (Alcohol Tincture): Use of alcohol tincture in children under 12 years of age is not recommended. From 12 years of age with body weight from 35 kg — 5–7 drops 2 times a day diluted with water.

Contraindications (Alcohol Tincture): Alcoholism, epilepsy, pronounced liver dysfunction, pregnancy. Data on use during lactation and in children under 12 years of age have not been scientifically registered.

Side Effects (Alcohol Tincture): With overdose, dizziness, nausea, heartburn, palpitations are possible.

Adjustment for Patient Body Weight: For body weight less than 60 kg — reduce the dose by 25%. For body weight more than 85 kg, an increase of the dose by 20% is possible with normal tolerability.

Preparation Method (Alcohol Tincture): To prepare 100 ml of tincture, use: 20 grams of ground dry root of shrubby cinquefoil, 80 ml of 40% ethyl alcohol (or diluted ethanol from food alcohol), 20 ml of purified water. The raw material is poured with alcohol in a glass container, kept in a dark place at a temperature of 20–25 °C for 10 days with periodic shaking. Then filtered through gauze and stored in a hermetically sealed dark glass bottle.

Storage Conditions and Shelf Life (Alcohol Tincture): Store at a temperature from 15 to 25 °C in a light-protected place, away from heat and EMI sources. Shelf life — up to 2 years. After opening the package, use within 60 days, tightly closing the container after each use.

Oil Infusion — Pentaphylloides fruticosa

Indications (Oil Infusion): Trophic ulcers of the lower extremities, varicose veins, chronic venous insufficiency, dermatoses, hemorrhoids, anal fissures.

Standard Dosage (Oil Infusion): Topically: apply a thin layer to the affected area 2 times a day, in a course of 10 to 20 days.

Enhanced Dosage (Oil Infusion): Topically: up to 4 times a day for pronounced inflammation in varicose veins, anal fissures, weeping dermatitis.

Maximum Dosage (Oil Infusion): Treatment of the surface up to 5 times a day for no more than 5 days consecutively for exacerbation of trophic ulcers or weeping dermatoses.

Preventive Dosage (Oil Infusion): Apply to the shin area once a day at night in courses of 14 days every 2 months to prevent varicose veins in patients with microcirculation disorders and a sedentary lifestyle.

Pediatric Dosage (Oil Infusion): From 5 years of age — pointwise application to areas of skin irritation no more than once a day. Consider the possibility of a skin reaction. Child's weight from 20 kg.

Contraindications (Oil Infusion): Individual intolerance. Do not apply to open wounds with purulent contents. Data on use during pregnancy and lactation have not been scientifically registered.

Side Effects (Oil Infusion): Contact dermatitis, hyperemia, burning in case of overdose or individual sensitivity.

Adjustment for Patient Body Weight: Correction is not required, as the form is used topically.

Preparation Method (Oil Infusion): To prepare 100 grams of oil infusion, use: 30 grams of ground dry root of shrubby cinquefoil, 70 grams of coconut oil. Place the raw material in a glass jar, pour with melted warm coconut oil (temperature not above 45 °C), close with a lid, and keep in a water bath for 3 hours at a temperature of 40–45 °C. Cool, strain through gauze, pour into a dark glass container.

Storage Conditions and Shelf Life (Oil Infusion): Store in a cool, dark place at a temperature from 5 to 20 °C. Avoid contact with light and electromagnetic radiation. Shelf life — up to 6 months. After opening, use within 45 days.

Cream — Pentaphylloides fruticosa

Indications (Cream): Varicose veins, trophic ulcers of the lower extremities, chronic venous insufficiency, hemorrhoids, anal fissures, skin inflammations, neurodermatitis, eczema.

Standard Dosage (Cream): Apply a thin layer to the affected area 2 times a day, morning and evening, in a course of up to 21 days.

Enhanced Dosage (Cream): Apply 3 times a day for pronounced itching, inflammation, exudation in neurodermatitis, exacerbation of hemorrhoids, and eczema.

Maximum Dosage (Cream): Up to 4 times a day for 5 days for exacerbation of anal fissures and varicose dermatitis.

Preventive Dosage (Cream): Apply once a day in the evening to the area of the lower extremities or localized varicose veins for 10 days, every 2 months, in patients with chronic venous insufficiency and a predisposition to varicose veins.

Pediatric Dosage (Cream): From 3 years of age — once a day locally on skin inflammations and eczematous areas no more than 5 cm². Child's weight from 15 kg.

Contraindications (Cream): Individual intolerance to components. Do not apply to weeping wounds and areas with active bacterial infection. Data on use during pregnancy and lactation are insufficient.

Side Effects (Cream): With overdose, a burning sensation, hyperemia, peeling are possible.

Adjustment for Patient Body Weight: Correction is not required.

Preparation Method (Cream): For 100 grams of cream: 15 grams of dry powder of shrubby cinquefoil root, 50 grams of coconut oil, 30 grams of beeswax, 5 grams of shea butter. Melt the coconut oil in a water bath to 45 °C, add the cinquefoil powder and warm for 2 hours, stirring periodically. Strain, introduce beeswax and shea butter into the hot oil phase, stir thoroughly until a homogeneous mass. Pour into sterile jars.

Storage Conditions and Shelf Life (Cream): Store in a dark, cool place, at a temperature from 5 to 20 °C. Avoid exposure to light and electromagnetic radiation. Shelf life — up to 6 months. After opening, use within 30 days.

Ointment — Pentaphylloides fruticosa

Indications (Ointment): Hemorrhoids, trophic ulcers, mucosal fissures, ulcerative skin lesions, varicose dermatitis, chronic eczema, pustular skin inflammations.

Standard Dosage (Ointment): Apply to affected skin areas 1–2 times a day, in a course of 7–14 days.

Enhanced Dosage (Ointment): Apply up to 3 times a day under an occlusive dressing for trophic ulcers, exacerbation of purulent dermatoses, and varicose lesions.

Maximum Dosage (Ointment): Up to 4 times a day for 3–5 days for acute skin inflammations, ulcers with a non-infected surface.

Preventive Dosage (Ointment): Apply once a day in the evening for 7 days to areas of dry and damaged skin prone to eczema or varicose veins. Courses — once every 2 months.

Pediatric Dosage (Ointment): From 6 years of age — apply once a day to limited skin areas of no more than 10 cm². Child's weight from 20 kg.

Contraindications (Ointment): Individual hypersensitivity, purulent processes in the exudation phase. Data on contraindications during pregnancy and lactation have not been scientifically registered.

Side Effects (Ointment): Contact allergy, increased itching, local irritation.

Adjustment for Patient Body Weight: Correction is not required.

Preparation Method (Ointment): To prepare 100 grams of ointment: 20 grams of dry powder of cinquefoil root, 60 grams of melted coconut oil, 20 grams of lanolin. Fry the dry powder in a dry pan until dark brown, then add to the melted lanolin and oil, stir, keep in a water bath for 1.5 hours at a temperature of 45–50 °C. Cool, transfer to a glass container.

Storage Conditions and Shelf Life (Ointment): Store in a dry, cool, and dark place at a temperature from 5 to 15 °C. Shelf life — up to 9 months. After opening, use within 20 days.

Cosmetic Lotion — Pentaphylloides fruticosa

Indications (Cosmetic Lotion): Acne, rosacea, seborrheic dermatitis, hyperkeratosis, oily seborrhea, inflammatory skin elements, post-acne, couperose.

Standard Dosage (Cosmetic Lotion): Apply to cleansed skin of the face or body 1–2 times a day using a cotton pad, do not rinse off. Course — 21 days.

Enhanced Dosage (Cosmetic Lotion): Up to 3 times a day for active rashes, oily seborrhea, inflamed acne, including on the back and shoulders.

Maximum Dosage (Cosmetic Lotion): Up to 4 times a day on limited areas of the lesion (forehead, nose, chin), no more than 5 days consecutively, for pustular and inflammatory acne.

Preventive Dosage (Cosmetic Lotion): Once a day in the evening in courses of 14 days once a month for adolescents and adults with oily and problem skin prone to pore blockage and inflammations.

Pediatric Dosage (Cosmetic Lotion): From 12 years of age, in the presence of acne: once a day only on inflamed areas. Body weight from 35 kg. Not recommended under 12 years of age.

Contraindications (Cosmetic Lotion): Dry and sensitive skin, individual intolerance. Data on safety during pregnancy and lactation have not been registered.

Side Effects (Cosmetic Lotion): Peeling, burning, redness with frequent use or individual reaction.

Adjustment for Patient Body Weight: Not required.

Preparation Method (Cosmetic Lotion): For 100 ml of finished product: 10 grams of dry leaves of shrubby cinquefoil, 90 ml of witch hazel or rosemary hydrolate. Pour the raw material with boiling hydrolate, infuse for 2 hours under a lid, filter, cool, add 0.5 ml of rosemary CO2 extract as a natural preservative. Pour into a dark glass spray bottle.

Storage Conditions and Shelf Life (Cosmetic Lotion): Store in a refrigerator at a temperature from +4 to +8 °C, away from light sources and electromagnetic radiation. Shelf life — up to 30 days. After opening, use within 14 days.

Cosmetic Serum — Pentaphylloides fruticosa

Indications (Cosmetic Serum): Couperose, vascular network on the face, inflammatory skin elements, post-acne, decreased skin elasticity, skin irritation after dermabrasion, superficial microdamage of the epidermis.

Standard Dosage (Cosmetic Serum): Apply to clean skin once a day in the evening, in a thin layer to the area with vascular manifestations or redness. Do not rinse off.

Enhanced Dosage (Cosmetic Serum): 2 times a day (morning and evening) for 10 days for pronounced couperose and vascular network, or after mechanical facial cleansing.

Maximum Dosage (Cosmetic Serum): 3 times a day pointwise on areas with pronounced inflammation and skin irritation for 3 days.

Preventive Dosage (Cosmetic Serum): Once a day in the evening for 7 days in courses every 2 months for a tendency to couperose and vascular lability of the skin.

Pediatric Dosage (Cosmetic Serum): Use in children is not recommended, except for post-acne in adolescents over 14 years of age — once a day, pointwise on affected areas.

Contraindications (Cosmetic Serum): Hypersensitivity, open wounds, acute dermatoses. Safety during pregnancy and lactation has not been established.

Side Effects (Cosmetic Serum): Burning, redness, temporary increase in itching, especially with individual sensitivity.

Adjustment for Patient Body Weight: Not required.

Preparation Method (Cosmetic Serum): For 100 ml: 5 ml of dry glycerin extract of shrubby cinquefoil, 20 ml of aloe vera gel, 5 ml of tamanu oil, 70 ml of rosemary hydrolate. Mix all ingredients in a sterile container, shake until homogeneous. Add 1 ml of rosemary CO2 extract for preservation. Pour into a bottle with a pipette.

Storage Conditions and Shelf Life (Cosmetic Serum): Store at a temperature from +4 to +10 °C, protected from sunlight. Shelf life — up to 2 months. After opening — use within 21 days.

Toxicity and Biosafety of Pentaphylloides fruticosa

Data on the acute toxicity of Pentaphylloides fruticosaare limited; however, during toxicological studies of the root extract of the plant conducted on laboratory animals, no lethal outcomes were detected with oral administration at doses up to 5000 mg/kg. This allows the preparation to be classified as a practically non-toxic substance (class V according to the Hodge and Sterner classification). No signs of cumulative toxic action or damage to vital organs with prolonged use have been recorded.

LD50 (oral, rats) > 5000 mg/kg; LD50 (topical, mice) — data not registered.

Experimental studies confirm a high biosafety profile of Pentaphylloides fruticosa extract when used in medicinal and cosmetic forms. Use in pediatric and geriatric practice requires adherence to standards of caution, especially in alcohol and concentrated forms.

Reference: https://www.sciencedirect.com/...

Pharmacodynamics — Pentaphylloides fruticosa

The pharmacodynamic activity of Pentaphylloides fruticosa is due to a complex of biologically active substances, including polyphenols (mainly flavonoids and tannins), catechins, and triterpenoids. Preparations based on this taxon demonstrate a systemic and local level of action, exerting mainly a modulating, antioxidant, vascular-strengthening, and anti-inflammatory effect.

The local anti-inflammatory effect is associated with the inhibition of pro-inflammatory cytokines and enzymes, such as cyclooxygenase-2 and lipoxygenase, which contributes to a decrease in the synthesis of prostaglandins and leukotrienes. The polyphenolic compounds present are capable of suppressing lipid peroxidation, exhibiting pronounced antioxidant activity. This supports the stability of cell membranes, reduces the activity of free radicals, and inhibits oxidative tissue damage.

The flavonoids of the plant have an effect on capillary permeability, vascular wall tone, and microcirculation, which is justified by their ability to inhibit hyaluronidase and stabilize collagen structures in connective tissue. Such properties are important in the context of the pharmacodynamic effect on the skin, venous, and lymphatic systems.

The modulating effect of Pentaphylloides fruticosa on the immune system is associated with the regulation of the activity of phagocytes, macrophages, and natural killers. In vitro and in vivo studies confirm the immunotropic effect of extracts, especially with respect to the nonspecific link of immunity, which may be associated with the presence of polyphenolic compounds and saponin-like fractions.

The sedative and adaptogenic effect is explained by the influence on the central nervous system, including a possible effect on GABAergic transmission and a decrease in the level of excitation in the limbic structures of the brain.

The presence of tannins and their interaction with proteins of mucous membranes is manifested in a pronounced astringent and antisecretory effect, accompanied by the formation of a protective film on the surface of the epithelium. This provides a local protective effect at the level of the gastrointestinal tract, oral mucosa, and rectum.

Additionally, an antibacterial effect has been described, which is mainly associated with the suppression of the growth of Gram-positive and Gram-negative microorganisms. This may be due to the direct inactivation of microbial enzymes and the destruction of bacterial membranes by flavonoid structures.

Thus, the pharmacodynamics of Shrubby Cinquefoil covers a wide range of biological targets, including inflammation enzymes, structural components of the vascular wall, immunocompetent cells, nervous tissue, and mucous membrane epithelium. This makes the taxon a potentially valuable multisystem agent with a predominantly safe profile and a polyeffective model of action.

References:
https://www.sciencedirect.com/...
https://www.ncbi.nlm.nih.gov/p...
https://link.springer.com/arti...

Pharmacokinetics — Pentaphylloides fruticosa

The pharmacokinetic properties of Pentaphylloides fruticosa have been studied to a limited extent in clinical and preclinical studies. However, the known characteristics of bioflavonoids, tannins, and triterpenoids contained in this plant allow summarizing the kinetic profile depending on the dosage form and route of administration.

With oral administration (powder, infusion, dry extract), the active components are absorbed mainly in the upper part of the small intestine. The absorption of flavonoids occurs with the participation of intestinal transporters and partial enzymatic transformation by the microflora. Conjugated forms (glucuronides, sulfates) enter the systemic bloodstream and undergo metabolism in the liver with the formation of bioactive metabolites that exhibit a prolonged effect.

With transdermal administration (ointment, cream, oil infusion), the active substances penetrate into the epidermal and dermal layers, bypassing the first hepatic passage. Lipophilic fractions, including triterpenoids and fat-soluble flavones, accumulate in superficial tissues, exerting local and partially systemic effects. Bioavailability in this case varies significantly depending on the base and the presence of carriers (oils, waxes, emulsions).

Rectal administration (in the form of suppositories, if present) provides partial systemic absorption, especially of water-soluble metabolites. Tannins and catechins bind to proteins and mucous membranes, creating local protective effects without significant systemic absorption.

The metabolism of most active substances is carried out in the liver with the participation of phase I and II enzymes, including uridine diphosphate glucuronosyltransferases and sulfotransferases. The final metabolic products are excreted by the kidneys (urine) and partially with bile. A small proportion of polyphenols can be excreted through the intestine in an unmodified form.

With topical application, metabolism is limited to local action, but with prolonged and extensive use, systemic cumulation of some components is possible. No data on accumulation in adipose tissue, skin, or target organs at standard dosages have been found.

Inhalation and sublingual routes of administration for this taxon have not been described in pharmacopoeial and ethnomedical sources.

References:
https://www.ncbi.nlm.nih.gov/p...
https://www.sciencedirect.com/...
https://link.springer.com/chap...

Mechanisms of Action and Scientific Rationale — Pentaphylloides fruticosa

The pharmacological action of Pentaphylloides fruticosa is mediated by active compounds, mainly flavonoids (including quercetin and rutin), catechins, and condensed tannins. At the cellular level, these compounds affect a wide range of receptor, enzyme, and mediator targets, participating in the modulation of inflammatory, antioxidant, and vascular mechanisms. One of the confirmed mechanisms of action is the inhibition of the enzymes cyclooxygenase-2 (COX-2) and lipoxygenase (5-LOX), which leads to a decrease in the production of pro-inflammatory prostaglandins and leukotrienes. This action is accompanied by a decrease in the expression of pro-inflammatory cytokines, such as TNF-α, IL-1β, and IL-6, which has been documented in in vitro studies.

The modulating effect on the NF-κB signaling pathway, which is a key regulator of inflammatory and immune activity, has also been confirmed: flavonoids of Pentaphylloides fruticosa inhibit the translocation of the p65 subunit into the nucleus, thereby preventing the activation of transcription of genes encoding inflammatory mediators. At the same time, suppression of the activation of MAPK cascades, including p38 and ERK1/2, is observed, which enhances the anti-inflammatory effect at the cellular level.

The catechins included in the composition have pronounced antioxidant activity, due to the ability to reduce radical forms of oxygen and inhibit lipid peroxidation. This reduces oxidative stress in endothelial cells, macrophages, and neutrophils. Phenolic groups actively interact with radicals and metal-induced oxidants, which stabilizes cell membranes and prevents damage to mitochondria and nuclear DNA.

At the level of the vascular wall, flavonoids stabilize the endothelium by inhibiting hyaluronidase activity and preventing the degradation of glycosaminoglycans involved in the formation of the intercellular matrix. This leads to a decrease in vascular permeability and a reduction in exudation. An indirect vasodilating effect may also be associated with the inhibition of angiotensin-converting enzyme (ACE) and an increase in the availability of nitric oxide (NO).

Some studies indicate a modulating effect of the components of Pentaphylloides fruticosa on neurotransmitter systems, including a possible interaction with GABA receptors, which mediates a moderate sedative and anxiolytic effect. It is assumed that this effect is realized by enhancing the affinity of endogenous GABA for receptors and suppressing the activity of excitatory mediators, such as glutamate.

There are data on the ability of phenolic components to inhibit the activity of bacterial enzymes and disrupt the integrity of the cell wall in microorganisms, which may explain the antimicrobial activity revealed in vitro against Gram-positive bacteria and some strains of Candida spp. Additionally, inhibition of α-glucosidase and aldose reductase has been demonstrated, which allows Pentaphylloides fruticosa to be considered as a potential source of enzyme modulators.

Thus, the mechanisms of action of Shrubby Cinquefoil are realized through multiple pathways: inhibition of inflammatory mediators, stabilization of the endothelium, neutralization of free radicals, modulation of enzyme cascades, and interaction with signaling molecules. These processes are confirmed by both experimental and pharmacognostic studies and correspond to the profile of the biologically active compounds of the plant.

References:
https://www.ncbi.nlm.nih.gov/p...
https://www.sciencedirect.com/...
https://www.tandfonline.com/do...
https://pubchem.ncbi.nlm.nih.g...
https://link.springer.com/arti...

Synergy — Pentaphylloides fruticosa

Scientific data demonstrate pharmacological synergy between extracts of Pentaphylloides fruticosa and a number of plant sources possessing similar mechanisms of action or complementing the pharmacological profile. In particular, a potentiating antioxidant activity has been established in combination with extracts of Camellia sinensis (green tea), which is associated with the complementary action of catechins and flavonols on free radicals and membrane stabilization. This effect is additive-potentiating in nature and is manifested in the enhancement of inhibition of lipid peroxidation and a decrease in markers of oxidative stress.

Synergy with Calendula officinalis is observed with a joint effect on epidermal and dermal cells: flavonoids of Pentaphylloides fruticosa stabilize the vascular wall and reduce exudation, while triterpenoids of calendula exhibit an epithelializing activity. Combined use has a combined tissue-specific effect with respect to skin and mucous membranes.

The combination with Achillea millefolium (yarrow) demonstrates synergy with respect to the inhibition of COX-2 and LOX pathways, which is accompanied by potentiation of the anti-inflammatory effect. Presumably, both plants act on the NF-κB and MAPK cascades, enhancing the expression of anti-inflammatory cytokines and reducing the production of pro-inflammatory mediators.

The modulating interaction with extracts of Urtica dioica (nettle) allows this combination to be considered as functionally complementary with respect to vascular-tissue metabolism. Flavonoids of cinquefoil stabilize capillaries, while lignans and steroid-like compounds of nettle have an effect on endothelial cell receptors, creating a systemic modulating effect.

Additive effects with combined use with vitamin C have also been documented, manifested in the enhancement of antioxidant protection, modulation of collagen synthesis, and stabilization of connective tissue. This may be associated with the regenerative activity of flavonoids and their ability to protect ascorbate from oxidation.

All the indicated interactions are confirmed by in vitro and in vivo experiments, as well as pharmacognostic studies published in peer-reviewed databases.

References:
https://www.sciencedirect.com/...
https://pubmed.ncbi.nlm.nih.go...
https://www.tandfonline.com/do...
https://link.springer.com/arti...
https://www.ncbi.nlm.nih.gov/p...

Geography of Use and Traditional Medicine — Pentaphylloides fruticosa

Pentaphylloides fruticosa, previously known as Potentilla fruticosa, is traditionally used in folk medicine of the northern and central regions of Eurasia. The main regions of its ethnopharmacological use include Siberia, Altai, the Russian Far East, Kazakhstan, Tibet, Mongolia, as well as the northern regions of China. In the Slavic tradition, the plant is known as "Kuril tea" and was used in the form of an infusion or decoction as a strengthening and cleansing remedy. In Russian, Buryat, and Yakut folk medicine, the roots and flowers were used to prepare infusions, compresses, and gargles.

In the culture of the Buryats and Tuvans, the cinquefoil decoction was considered a "fiery decoction" and was used in rituals of cleansing space and objects. In the traditions of Tibetan medicine, the plant was classified as heat-drying and was used in collections aimed at harmonizing bile and wind. In Chinese ethnomedical treatises, the plant is mentioned as a component of balanced phyto-mixtures used to restore internal balance.

On the territory of Kazakhstan and Kyrgyzstan, shrubby cinquefoil was included in collections used by nomadic peoples for the preparation of compresses and ointments from crushed leaves. In northern Mongolia, the plant was used in tinctures on animal fat, applied topically in traditional frictions.

In the Carpathians and the Baltic States, shrubby cinquefoil was part of folk potions known as "morning collections" — they were collected at dawn on the day of the solstice and used in rites of passage. In the Latvian tradition, the bush was used as a talisman plant, and dried twigs were hung in the dwelling for protection from the evil eye.

Archaeoethnobotanical data indicate the possible use of shrubby cinquefoil in the culture of Bronze Age tribes in Southern Siberia: burnt remains of inflorescences were found in burials, probably used in smoking rituals or incensings. However, direct evidence of medical use in that period is absent.

In the ritual practice of Komi and Nenets shamans, the plant was used to "divert" painful energy: an infusion of dry flowers was sprayed in the dwelling with a birch bark fan. In Belarusian folklore, it was considered a "guardian herb," from which wreaths were woven for children on Ivan Kupala.

Thus, Shrubby Cinquefoil occupies an important place in the traditions of North Eurasian and Central Asian medicine and culture, where its use combines therapeutic, ritual, and protective functions.