# Kantakari (Solanum virginianum)

**Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/kantakari
**Data Source:** Hermetica Superfoods Ingredient Encyclopedia
**Updated:** 2026-03-19
**Evidence Score:** 4 / 10
**Category:** Ayurveda
**Also Known As:** Solanum virginianum, Yellow-fruit nightshade, Sureli, Thai eggplant, Indian nightshade, Bhatkatiya, Wild eggplant

## Overview

Kantakari (Solanum virginianum) is an Ayurvedic herb containing steroidal alkaloids like solasodine that may support respiratory function. Traditional uses focus on bronchitis and asthma, though clinical evidence remains limited to animal studies.

## Health Benefits

• Respiratory support for cough, asthma, and bronchitis (traditional use only, no clinical trials available)
• [Anti-inflammatory](/ingredients/condition/inflammation) effects attributed to steroidal alkaloids like solasodine (preclinical evidence only)
• [Hepatoprotective](/ingredients/condition/detox) and blood sugar support (animal studies only, human evidence lacking)
• Diuretic and kidney stone prevention properties (preclinical studies, no human trials)
• Digestive and antiparasitic traditional applications (historical use only, no clinical validation)

## Mechanism of Action

Kantakari's steroidal alkaloids, particularly solasodine and solamargine, appear to modulate inflammatory pathways by inhibiting [pro-inflammatory cytokine](/ingredients/condition/inflammation)s and histamine release. The glycoalkaloids may also interact with bronchial smooth muscle receptors to promote bronchodilation. [Hepatoprotective](/ingredients/condition/detox) effects likely involve antioxidant enzyme activation and protection against [oxidative stress](/ingredients/condition/antioxidant) markers.

## Clinical Summary

No clinical trials on kantakari exist in humans. Animal studies suggest [hepatoprotective](/ingredients/condition/detox) effects at 200-400mg/kg doses in rats with chemically-induced liver damage. Respiratory benefits remain limited to traditional use reports and in vitro studies showing [anti-inflammatory](/ingredients/condition/inflammation) activity. The lack of human data makes efficacy claims premature and limits evidence-based dosing recommendations.

## Nutritional Profile

Kantakari (Solanum virginianum) is a medicinal herb rather than a dietary food source, so conventional macronutrient profiling is limited; however, the following bioactive and nutritional constituents have been documented: Steroidal alkaloids: solasodine (0.1–0.9% dry weight in berries and leaves, highest in unripe fruits), solanine, solamargine, and solasonine — primary pharmacologically active compounds. Steroidal saponins: diosgenin and carpesterol, present in roots and aerial parts, contributing to [anti-inflammatory](/ingredients/condition/inflammation) and [adaptogen](/ingredients/condition/stress)ic properties. Flavonoids: quercetin, kaempferol, and apigenin glycosides detected in leaf extracts at trace to moderate concentrations (reported range 0.05–0.3% dry weight). Phenolic acids: chlorogenic acid, caffeic acid, and ferulic acid identified via HPLC analysis in fruit and leaf fractions. Fixed oils in seeds: approximately 4–6% lipid content, including linoleic acid and palmitic acid as dominant fatty acids. Crude fiber: approximately 15–22% in dried aerial parts, contributing to digestive transit effects. Crude protein: approximately 10–14% in dried leaf powder, though bioavailability is not well characterized and not a primary nutritional use. Minerals (reported in dried plant material): calcium (~800–1200 mg/100g), iron (~15–25 mg/100g), phosphorus (~200–350 mg/100g), potassium (~600–900 mg/100g), magnesium (~150–250 mg/100g) — values vary significantly by soil and geography. Vitamins: Vitamin C reported at approximately 20–40 mg/100g in fresh berries; beta-carotene (provitamin A) present at trace levels in leaves. Glycoalkaloids collectively estimated at 0.2–1.5% in whole plant dry weight — these compounds contribute therapeutic activity but also impose dosage caution due to potential toxicity at high concentrations. Bioavailability note: Steroidal alkaloids show limited oral bioavailability due to first-pass [metabolism](/ingredients/condition/weight-management); traditional preparations using decoctions (kwatha) may enhance extraction of water-soluble saponins and phenolics, while oil-based preparations (taila) may improve absorption of lipophilic constituents. No formal human pharmacokinetic studies are available as of current literature.

## Dosage & Preparation

Traditional Ayurvedic dosage ranges include: juice (swaras) 10-20 ml daily, powder (churna) 3-6 g daily, decoction (kwath) 20-30 ml daily. No clinically studied dosages or standardization protocols are available. Consult a healthcare provider before starting any new supplement.

## Safety & Drug Interactions

Kantakari safety data is extremely limited, with no established human safety profile. As a Solanum species containing glycoalkaloids, it may cause gastrointestinal irritation or neurological symptoms in high doses. Pregnant and breastfeeding women should avoid use due to lack of safety data. Potential interactions with diabetes medications are possible based on animal studies showing hypoglycemic effects.

## Scientific Research

Despite extensive traditional use, the research dossier reveals no human clinical trials, RCTs, or meta-analyses with PubMed PMIDs for Kantakari. Current evidence is limited to preclinical pharmacological studies and traditional medicine claims, with no human studies documenting effects on asthma, diabetes, or other conditions.

## Historical & Cultural Context

Kantakari has been used for centuries in Ayurveda as one of the Dasamoola herbs for respiratory issues, fever, [inflammation](/ingredients/condition/inflammation), digestive disorders, and pain. Historical references include the Bhavaprakasha Nighantu, where roots and whole plant were employed as expectorant, anti-asthmatic, and diuretic remedies.

## Synergistic Combinations

Pippali, Tulsi, Licorice, Ginger, Vasaka

## Frequently Asked Questions

### What is the active compound in kantakari?

The primary active compounds are steroidal alkaloids, particularly solasodine and solamargine. These glycoalkaloids are responsible for kantakari's traditional medicinal properties and anti-inflammatory effects observed in laboratory studies.

### Can kantakari help with asthma?

Traditional Ayurvedic use suggests kantakari may support respiratory function, but no clinical trials have tested its effects on asthma in humans. Evidence remains limited to traditional reports and some animal studies showing anti-inflammatory activity.

### What is the proper dosage of kantakari?

No established human dosage exists for kantakari due to lack of clinical trials. Traditional Ayurvedic preparations vary widely, and animal studies used 200-400mg/kg doses that cannot be directly translated to human use.

### Is kantakari safe during pregnancy?

Kantakari should be avoided during pregnancy and breastfeeding due to complete lack of safety data. As a Solanum species containing potentially toxic alkaloids, it may pose unknown risks to developing fetuses.

### Does kantakari interact with medications?

Potential interactions are unknown due to lack of human studies. Animal research suggests possible hypoglycemic effects, which could theoretically interact with diabetes medications, but clinical relevance remains unestablished.

### What is the difference between kantakari and other Solanum species used in traditional medicine?

Kantakari (Solanum virginianum) is distinct from related species like Solanum xanthocarpum and Solanum nigrum, though all contain alkaloids with potential respiratory benefits. Solanum virginianum is specifically valued in Ayurvedic medicine for its bitter taste and warming properties, whereas other Solanum species may have different traditional applications and alkaloid profiles. The alkaloid composition, particularly solasodine levels, varies between species and affects their traditional uses.

### Which supplement form of kantakari is most commonly used—powder, extract, or whole herb?

Kantakari is traditionally used as a dried leaf powder or decoction in Ayurvedic practice, though modern supplements may offer standardized extracts or capsules for convenience. The traditional decoction or powder form allows for the full spectrum of alkaloids and compounds, while extracts may concentrate specific active constituents like solasodine. No clinical comparison exists between forms to determine which delivers superior bioavailability in humans.

### Who should avoid kantakari supplementation based on health conditions?

Individuals with liver disease or kidney disorders should exercise caution with kantakari due to its hepatoprotective claims and diuretic properties, which lack sufficient human safety data. Those taking blood sugar-lowering medications or with unstable blood pressure should consult a healthcare provider, as animal studies suggest potential effects on glucose and fluid balance. People with nightshade sensitivity should also avoid kantakari, as it belongs to the Solanum genus and may trigger similar reactions.

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