# Stone Apple **Canonical URL:** https://ingredients.hermeticasuperfoods.com/ingredients/stone-apple **Data Source:** Hermetica Superfoods Ingredient Encyclopedia **Updated:** 2026-03-15 **Evidence Score:** 4 / 10 **Category:** Fruit **Also Known As:** Aegle marmelos, Bael fruit, Bengal quince, Bilva, Shivadruma, Golden apple ## Overview Stone Apple (Bael fruit) is rich in mucilage and tannins, which protect gastric mucosa and offer [antimicrobial](/ingredients/condition/immune-support) action against pathogens, supporting gastrointestinal health and potentially aiding conditions like dysentery and gastric ulcers. Its alkaloids and phenolic compounds also modulate [glucose metabolism](/ingredients/condition/weight-management), potentially benefiting type 2 diabetes management, and exert [hepatoprotective](/ingredients/condition/detox) effects via [antioxidant](/ingredients/condition/antioxidant) mechanisms. ## Health Benefits - **Promotes [digestive health](/ingredients/condition/gut-health)**: with high fiber and mucilage content, supporting bowel regularity and soothing the gut lining. - **Strengthens immune defenses**: through its [antimicrobial](/ingredients/condition/immune-support), antiviral, and antioxidant properties. - **Supports metabolic balance**: and blood sugar regulation due to its hypoglycemic effects. - **Protects [cardiovascular health](/ingredients/condition/heart-health)**: by reducing [oxidative stress](/ingredients/condition/antioxidant) with its antioxidant compounds. - **Eases respiratory discomfort,**: clearing mucus and soothing sore throats. - **Exhibits [hepatoprotective](/ingredients/condition/detox) effects,**: enhancing liver detoxification and function. ## Mechanism of Action Stone Apple's mucilage forms a protective gel coating on intestinal walls, soothing [inflammation](/ingredients/condition/inflammation) and promoting the healing of gastric ulcers and irritated mucosa, while tannins contribute astringent and [antimicrobial](/ingredients/condition/immune-support) effects. Its alkaloids and phenolic compounds, particularly flavonoids and coumarins, inhibit α-amylase and α-glucosidase enzymes, thereby slowing carbohydrate [digestion](/ingredients/condition/gut-health) and absorption, which significantly reduces post-prandial glucose spikes. Furthermore, its potent antioxidant compounds (e.g., phenolics, carotenoids) scavenge free radicals, supporting [hepatoprotective](/ingredients/condition/detox) effects, mitigating [oxidative stress](/ingredients/condition/antioxidant), and potentially influencing lipid [metabolism](/ingredients/condition/weight-management). While specific human bioavailability data is limited, the presence of various bioactive compounds suggests systemic absorption and activity, contributing to its diverse therapeutic actions. ## Clinical Summary Limited clinical research exists on Stone Apple, with most evidence derived from traditional use studies and small-scale observational trials. Animal studies have demonstrated significant hypoglycemic effects with 30-40% [blood glucose](/ingredients/condition/weight-management) reduction, but human clinical data remains sparse. Traditional medicine documentation supports digestive benefits, though controlled trials with defined dosages and measurable endpoints are lacking. The evidence base consists primarily of in vitro [antimicrobial](/ingredients/condition/immune-support) studies and preliminary pharmacological investigations rather than rigorous clinical trials. ## Nutritional Profile - Dietary Fiber (pectin, mucilage) - Vitamin C - Vitamin A - B-complex Vitamins - Potassium, Calcium, Magnesium, Iron - Polyphenols - Flavonoids - Tannins ## Dosage & Preparation - Traditionally central to Ayurvedic and Siddha medicine for balancing Kapha and Vata doshas, promoting [digestion](/ingredients/condition/gut-health), respiratory health, and metabolic balance. - Incorporated into beverages and desserts in Thai and Burmese cultures for cooling effects. - Modern applications include digestive supplements, metabolic wellness blends, herbal teas, and functional foods. - Recommended dosage is 100–200 grams of fresh pulp daily or 500–1000 mg of standardized extract. ## Safety & Drug Interactions Stone Apple is generally recognized as safe when consumed as food; however, specific medicinal dosages for therapeutic use lack established safety profiles. It may significantly potentiate hypoglycemic medications like insulin or oral antidiabetics, necessitating close [blood glucose](/ingredients/condition/weight-management) monitoring in diabetic patients. Additionally, its high fiber content can reduce the absorption of certain orally administered medications or nutrients, particularly if consumed simultaneously. Caution is advised during pregnancy and lactation due to insufficient safety data, and high doses may cause constipation. ## Scientific Research Scientific studies support Stone Apple's traditional uses, highlighting its [antimicrobial](/ingredients/condition/immune-support), antiviral, and [antioxidant](/ingredients/condition/antioxidant) properties. Research indicates its potential for [digestive health](/ingredients/condition/gut-health), blood sugar regulation, and [hepatoprotective](/ingredients/condition/detox) effects, validating its role in metabolic and liver support. ## Historical & Cultural Context Stone Apple holds deep cultural and spiritual significance in Indian and Southeast Asian traditions, symbolizing resilience, vitality, and purity. Revered as a sacred offering to Lord Shiva in Hinduism, it is also cherished for its extensive medicinal applications across Ayurvedic and Siddha medicine, promoting health and rejuvenation for generations. ## Synergistic Combinations Role: Polyphenol/[antioxidant](/ingredients/condition/antioxidant) base Intention: Cardio & Circulation | Gut & [Microbiome](/ingredients/condition/gut-health) Primary Pairings: - Turmeric (Curcuma longa) - Camu Camu - Ginger (Zingiber officinale) - Maca Root (Lepidium meyenii) ## Frequently Asked Questions ### What are the main bioactive compounds in Stone Apple? Stone Apple contains mucilage, tannins, alkaloids including aegeline, phenolic compounds, and flavonoids such as rutin and quercetin. These compounds contribute to its digestive, antimicrobial, and antioxidant properties. ### How does Stone Apple help with digestive problems? The high mucilage content forms a protective coating on the digestive tract, reducing inflammation and promoting healing of ulcers. Its fiber content supports bowel regularity while tannins provide antimicrobial effects against harmful gut bacteria. ### Can Stone Apple lower blood sugar levels? Animal studies suggest Stone Apple can reduce blood glucose by 30-40% through inhibition of carbohydrate-digesting enzymes. However, human clinical trials are limited, and diabetic patients should consult healthcare providers before medicinal use. ### What is the traditional preparation method for Stone Apple? Traditionally, the ripe fruit pulp is consumed fresh or made into drinks, while unripe fruit is often dried and powdered. The pulp can be mixed with water, milk, or honey for digestive complaints. ### Are there any side effects of consuming Stone Apple? Stone Apple is generally safe as food but may cause gastrointestinal upset in sensitive individuals when consumed in large quantities. Its high fiber content may initially cause bloating or gas until the digestive system adapts. ### Is Stone Apple safe to take with diabetes medications? Stone Apple may enhance the blood sugar-lowering effects of diabetes medications like metformin or insulin, potentially increasing hypoglycemia risk. If you are taking diabetes medications, consult your healthcare provider before adding Stone Apple to ensure proper dosage adjustments and monitoring. Combined use may require more frequent blood glucose checks to maintain safe levels. ### What is the recommended daily dosage of Stone Apple supplement? Typical Stone Apple dosing ranges from 500–1500 mg of dried fruit powder daily, often divided into 2–3 doses with meals to support digestive and metabolic benefits. Dosage may vary based on the supplement form (powder, extract, or whole fruit) and individual health goals. Start with lower doses and gradually increase while monitoring for tolerance, and consult a healthcare practitioner for personalized recommendations. ### Who should avoid taking Stone Apple supplements? Pregnant and nursing women should avoid Stone Apple supplements, as safety data in these populations is limited and the fruit's uterine-stimulating properties pose potential risks. Individuals taking blood sugar-lowering medications or those with uncontrolled hypoglycemia should use caution without medical supervision. People with known allergies to Rutaceae family plants should also avoid Stone Apple due to potential cross-reactivity. ## References Sources: https://pubmed.ncbi.nlm.nih.gov/32382245; https://www.sciencedirect.com/science/article/pii/S0963996920301109; https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7341591/ --- *Source: Hermetica Superfoods Ingredient Encyclopedia — https://ingredients.hermeticasuperfoods.com* *License: CC BY-NC-SA 4.0 — Attribution required. 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