Indian pennywort: Uses for Venous Insufficiency and Wound Healing, Dosing, and Side Effects
Indian pennywort—better known globally as gotu kola and botanically as Centella asiatica—is a low-growing culinary herb used across South and Southeast Asia as both...
Indian Physic: Bitter Tonic Actions, Laxative Applications, Dosage Guidelines, and Risk Profile
Indian Physic (Gillenia trifoliata, synonym Porteranthus trifoliatus), also known as Bowman’s root or American ipecac, is a North American woodland perennial with a long...
Indian sarsaparilla: Skin and Digestive Benefits, How It Works, Dosage Guidelines, and Safety
Indian sarsaparilla (Hemidesmus indicus), called Sariva or Anantamul in Ayurveda, is a fragrant climbing shrub whose roots have been used for centuries as a...
Indian senna: Fast Laxative Action, Proper Use, Recommended Dosage, and Side Effects
Indian senna (Senna alexandrina, traditionally Cassia angustifolia) is a time-tested stimulant laxative used to relieve occasional constipation and to prepare the bowel before certain...
Indian snakeroot: Evidence for Hypertension and Calming Effects, Best Preparations, Dosage, and Side Effects
Indian snakeroot (Rauwolfia serpentina), called Sarpagandha in Ayurveda, is a classic medicinal root used for centuries across South and Southeast Asia for nervous agitation,...
Indian valerian: Evidence for Sleep and Anxiety Relief, Best Preparations, Dosage, and Side Effects
Indian valerian (Valeriana jatamansi, formerly V. wallichii) is a Himalayan valerian species used across Ayurveda, Siddha, and traditional Chinese medicine for sleep, anxiety, and...
Indigestible dextrin: Blood Sugar Support, Satiety Effects, Daily Dosage, and Side Effects Explained
Indigestible dextrin—also called resistant dextrin or, in some products, soluble corn fiber—is a versatile soluble fiber made by carefully heating and processing starch so...
Indigo naturalis: Evidence for Ulcerative Colitis and Psoriasis, Practical Use, Dosage, and Risks
Indigo naturalis—also known as Qing Dai—is a traditional blue pigment prepared from several plants, most commonly Baphicacanthus cusia, Polygonum tinctorium, and Isatis tinctoria. In...
Indigo pulchra: Gut Support Benefits, How to Use, Dosage Guidance, and Safety Risks
Indigo pulchra (botanical: Indigofera pulchra) is a small legume native to tropical Africa that appears in several traditional pharmacopeias. Healers often prepare the aerial...
Indirubin: Evidence for Ulcerative Colitis and Psoriasis, Uses, Dosing, and Side Effects
Indirubin is a naturally occurring red-violet molecule best known as a minor component of indigo naturalis (Qing-Dai), a traditional extract from indigo-bearing plants. In...
Inonotus obliquus extract: What It Is, Evidence-Backed Uses, Recommended Dosage, and Side Effects
Inonotus obliquus—better known as chaga—is a sterile conk that forms on birch trees in cold climates. The extract is rich in water-soluble polysaccharides (including...
Inositol hexaniacotinate: Circulation Support for Raynaud’s and Claudication, Evidence, Dosage, and Risks
Inositol hexaniacotinate—often labeled as inositol hexanicotinate, inositol nicotinate, or simply “no-flush niacin”—is a compound that links six molecules of nicotinic acid (niacin) to one...
Inositol hexaphosphate: What It Is, Who Should Take It, Optimal Timing and Dose, and Safety Warnings
Inositol hexaphosphate (IP6)—also called phytic acid or myo-inositol hexakisphosphate—is a naturally occurring compound found in whole grains, legumes, nuts, and seeds. As the primary...
Inositol nicotinate: No-Flush Niacin Benefits, Evidence for Raynaud’s and Claudication, Dosage and Side Effects
Inositol nicotinate—also called inositol hexanicotinate (IHN)—is a compound that links six molecules of nicotinic acid (niacin) to one molecule of inositol. It’s commonly marketed...
Inositol: PCOS Support, Ovulation and Fertility Benefits, Dosage, and Side Effects
Inositol is a vitamin-like carbohydrate found in whole grains, citrus, beans, and your own cells. In supplement form—especially as myo-inositol and D-chiro-inositol—it is best...
Insoluble fiber: Digestive Benefits, How It Works, Best Food Sources, and Safe Dosage
Insoluble fiber is the sturdy, water-resistant part of plant foods that your digestive enzymes cannot break down. Instead of dissolving, it soaks up water,...