Short answer: Triphala is Ayurveda's most-used formulation - equal parts amla, harad and baheda. The texts describe it as a gentle daily support for digestion and regularity, taken at night with warm water, or as directed by the physician. Recent human gut studies are now examining exactly this traditional role.
Few formulations have triphala's track record: named in the Charaka and Sushruta Samhitas, and still in daily use in homes across India roughly two thousand years later.
What's in it and why
Amla (Indian gooseberry) is itself a classical rasayana. Harad (Terminalia chebula) holds a special place in Ayurvedic and Tibetan tradition for regularity. Baheda (Terminalia bellirica) completes the trio, classically linked to clearing excess kapha. Together the three are considered balancing for all three doshas - one reason the texts recommend the combination so broadly.
How people actually take it
- Classically at bedtime, with warm water.
- Start small - half a teaspoon of churna (powder) or as the label directs - and let the body adjust over a week.
- Give it 2-4 weeks of daily use before judging; the texts frame it as a regulator, not a laxative jolt.
- Or as directed by the physician, especially alongside other medication.
What research says
Recent studies in the human gut literature - including a double-blind, randomised, placebo-controlled pilot of triphala supplementation and gut-model experiments on the microbiome - are examining the same digestive territory the texts describe. Research is ongoing; the traditional use is the older and larger body of experience.
Who should check with a doctor first
Pregnant women, people with diarrhoea-prone digestion, and anyone on regular medication.
Sources: Charak Samhita Online Edition, carakasamhitaonline.com; "Modulatory Effects of Triphala and Manjistha Dietary Supplementation on Human Gut Microbiota: A Double-Blind, Randomized, Placebo-Controlled Pilot Study", doi.org/10.1089/acm.2020.0148; "Efficacy of Triphala extracts on the changes of obese fecal microbiome and metabolome in the human gut model", PMC10037071, pmc.ncbi.nlm.nih.gov/articles/PMC10037071/. Reviewed by Dr. Renjith N. Raj, BAMS (Reg. No. 17120).