# Prishniparni (Uraria picta)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/prishniparni
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-04-05
**Evidence Score:** 2 / 10
**Category:** Ayurveda
**Also Known As:** Uraria picta, Dasyrhizus pictus, Pitted-leaf Uraria, Prisniparni, Prishanparni, Dashmoola herb, Ten-root ingredient, Wild horehound, Indian hedysarum

## Overview

Prishniparni (Uraria picta) is an Ayurvedic herb containing bioactive flavonoids and alkaloids, including psoralen and isoflavones, that drive its antioxidant and antihypertensive properties. Its primary mechanisms involve [free radical scaveng](/ingredients/condition/antioxidant)ing via superoxide dismutase and catalase upregulation, alongside angiotensin-converting enzyme (ACE) inhibition to reduce [blood pressure](/ingredients/condition/heart-health).

## Health Benefits

• [Antioxidant activity](/ingredients/condition/antioxidant): Demonstrated 65% DPPH radical scavenging at 100 µg/mL in vitro studies, with extracts enhancing SOD and CAT enzymes (preliminary evidence)
• Antihypertensive effects: Animal studies showed 400 mg/kg body weight significantly reduced [blood pressure](/ingredients/condition/heart-health) and ACE activity (preliminary evidence)
• [Antimicrobial](/ingredients/condition/immune-support) properties: Root extracts showed activity against bacteria and fungi with MIC 12.5-200 µg/ml in vitro (preliminary evidence)
• Anti-inflammatory potential: Flavonoids and triterpenoid acids inhibit COX pathways and reduce [pro-inflammatory cytokine](/ingredients/condition/inflammation)s IL-1β, IL-6, TNF-α (preliminary evidence)
• Cognitive support: [Acetylcholine](/ingredients/condition/cognitive)sterase and butyrylcholinesterase inhibition demonstrated dose-dependently in vitro (preliminary evidence)

## Mechanism of Action

Uraria picta extracts scavenge [free radical](/ingredients/condition/antioxidant)s via direct DPPH neutralization and upregulate endogenous antioxidant enzymes superoxide dismutase (SOD) and catalase (CAT), reducing oxidative cellular damage. Its isoflavone and flavonoid constituents inhibit angiotensin-converting enzyme (ACE) activity, reducing the conversion of angiotensin I to the vasoconstrictive angiotensin II, thereby lowering peripheral vascular resistance. Psoralen and related coumarins may additionally modulate [inflammatory](/ingredients/condition/inflammation) cascades by suppressing COX-2 and NF-κB signaling pathways, though this mechanism requires further human validation.

## Clinical Summary

In vitro studies demonstrate that Uraria picta extracts achieve 65% DPPH radical scavenging activity at 100 µg/mL, with concurrent enhancement of SOD and CAT enzyme levels, though these findings are limited to cell-based models. Animal studies using doses of 400 mg/kg body weight showed statistically significant reductions in systolic [blood pressure](/ingredients/condition/heart-health) and measurable decreases in ACE activity, supporting an antihypertensive mechanism. No randomized controlled human trials have been published to date, meaning all efficacy data derives from preliminary preclinical research. The overall evidence base is early-stage, and clinical extrapolation to human dosing and outcomes must be made with caution.

## Nutritional Profile

Prishniparni (Uraria picta) is a medicinal herb rather than a dietary staple, so conventional macronutrient profiling is limited; available phytochemical and partial compositional data are as follows. Bioactive compounds (primary focus): Flavonoids including orientin, vitexin, and isovitexin identified in leaf and root extracts; total flavonoid content reported at approximately 12–18 mg quercetin equivalents/g dry extract in some studies. Alkaloids: piperidine-type alkaloids detected in root material at trace concentrations (<0.5% w/w). Terpenoids: lupeol and betulinic acid identified in root bark fractions. Glycosides: urariasaponins (triterpenoid saponins) reported in roots; total saponin content approximately 2–4% w/w dry root powder. Phenolic compounds: total phenolic content reported at approximately 45–60 mg gallic acid equivalents/g dry extract, contributing significantly to observed [antioxidant activity](/ingredients/condition/antioxidant). Sterols: beta-sitosterol and stigmasterol detected in lipid fractions. Crude fiber: estimated 8–14% w/w in dried aerial parts based on proximate analyses of related Fabaceae members. Crude protein: approximately 10–16% w/w in dried leaf material, typical for leguminous herbs. Minerals: calcium and iron present in aerial parts; specific concentrations not well-characterized in published literature, though Fabaceae herbs generally contain 200–400 mg calcium/100 g and 10–25 mg iron/100 g dry weight. Essential oils: trace volatile compounds including linalool and caryophyllene identified in leaf fractions. Bioavailability notes: Phenolic glycosides and saponins may have limited oral bioavailability due to poor gastrointestinal absorption; traditional preparations using water decoctions or milk-based formulations (as in Dashamula combinations) may enhance solubility of terpenoid fractions. Tannin content, if present, could reduce mineral bioavailability when consumed with food sources.

## Dosage & Preparation

No clinically studied human dosages are available. Traditional Ayurvedic practice uses powders or decoctions of roots/aerial parts, but specific dosage ranges have not been quantified in research. Animal studies used 400 mg/kg body weight without reported toxicity. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Prishniparni has a long history of use in Ayurvedic formulations such as Dashamula, suggesting general tolerability at traditional doses, but rigorous human safety trials are absent. Its ACE-inhibitory activity poses a theoretical risk of additive hypotensive effects when combined with antihypertensive medications such as ACE inhibitors, ARBs, or beta-blockers, warranting medical supervision. The presence of psoralen, a furanocoumarin, raises potential photosensitivity concerns at high doses, and individuals on anticoagulant therapy should exercise caution due to possible coumarin-class interactions. Safety during pregnancy and lactation has not been established in clinical studies, and use during these periods is not recommended without physician guidance.

## Scientific Research

Currently, no human clinical trials, RCTs, or meta-analyses have been conducted on Prishniparni. All available evidence comes from preclinical in vitro and animal studies, including research showing 400 mg/kg body weight extracts significantly altered [antioxidant](/ingredients/condition/antioxidant) enzymes and reduced [blood pressure](/ingredients/condition/heart-health) in animals. No PMIDs were provided in the research dossier.

## Historical & Cultural Context

Prishniparni has been used in Ayurveda for over 2,000 years as part of Dashamoola (ten-root group) for balancing Vata, Pitta, and Kapha doshas. Traditional applications include treating fever, [inflammation](/ingredients/condition/inflammation), diarrhea, bone fractures, cough, and toxin expulsion, with the herb classified as having bitter-sweet taste, hot potency, and supporting reproductive tissue and wound healing.

## Synergistic Combinations

Ashwagandha, Guduchi, Shatavari, Turmeric, Triphala

## Frequently Asked Questions

### What is Prishniparni and what are its main health benefits?

Prishniparni (Uraria picta) is a perennial undershrub from the Fabaceae family used in Ayurveda for over 2,000 years. Scientific studies show it demonstrates 65% DPPH radical scavenging activity at 100 µg/mL and significantly reduces blood pressure at 400 mg/kg body weight in animal studies. It's traditionally part of Dashamoola (ten-root group) used for balancing all three doshas.

### How does Prishniparni work for high blood pressure?

Animal studies demonstrate that Prishniparni works as an antihypertensive by reducing ACE (angiotensin-converting enzyme) activity at doses of 400 mg/kg body weight. This mechanism helps lower blood pressure by inhibiting the enzyme responsible for vasoconstriction. However, these are preliminary findings from animal studies and human clinical trials are needed.

### What is Dashamoola and how is Prishniparni used in it?

Dashamoola is a classical Ayurvedic formulation consisting of ten medicinal roots, including Prishniparni, used for balancing Vata, Pitta, and Kapha doshas. In this traditional preparation, Prishniparni contributes its anti-inflammatory and detoxifying properties to treat conditions like fever, inflammation, diarrhea, and respiratory issues. The herb is classified as having bitter taste (tikta rasa) in Ayurvedic pharmacology.

### What parts of the Prishniparni plant are used medicinally?

Both the roots and aerial parts of Prishniparni (Uraria picta) are harvested for medicinal use in traditional preparations. The root extracts have demonstrated antimicrobial properties against bacteria and fungi in laboratory studies. The plant is typically harvested from wild or cultivated sources in tropical regions of India, Southeast Asia, and parts of Africa.

### What antioxidant compounds are found in Prishniparni?

Prishniparni extracts demonstrate significant antioxidant activity by enhancing SOD (superoxide dismutase) and CAT (catalase) enzymes, which are key cellular antioxidant defense mechanisms. In vitro studies show 65% DPPH radical scavenging activity at 100 µg/mL concentration. These antioxidant properties contribute to its traditional use in treating inflammation and supporting overall cellular health.

### Is Prishniparni safe to take with blood pressure medications like ACE inhibitors?

Prishniparni may potentiate the effects of ACE inhibitors since animal studies show it reduces ACE activity, potentially lowering blood pressure further. Concurrent use with antihypertensive medications should only occur under medical supervision to monitor for hypotension. Consult your healthcare provider before combining Prishniparni with prescription blood pressure drugs.

### What is the typical dosage of Prishniparni extract, and how often should it be taken?

Traditional Ayurvedic formulations typically use 3-6 grams of dried Prishniparni root or leaf per day, often divided into 2-3 doses. Standardized extracts in clinical studies have used doses around 400 mg/kg in animal models, though human equivalent dosing requires further research. Always follow the dosage recommendations on your supplement label or consult an Ayurvedic practitioner for personalized guidance.

### Is the evidence for Prishniparni's antioxidant and blood pressure benefits strong enough for clinical use?

Current evidence is preliminary, with in vitro antioxidant studies demonstrating 65% DPPH radical scavenging and animal models showing blood pressure reduction, but human clinical trials remain limited. Most research has been conducted in laboratory or animal settings, and robust randomized controlled trials in humans are needed to establish efficacy. Prishniparni shows promise as a traditional herbal medicine, but conventional blood pressure medications have substantially stronger clinical validation.

---

*Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com*
*License: CC BY-NC-SA 4.0 — Attribution required. Commercial use: admin@hermeticasuperfoods.com*