Last verified: April 2026
Triphala — Triphala
Triphala is not a single herb — it is a compound of three: Amalaki (Phyllanthus emblica), Haritaki (Terminalia chebula), and Bibhitaki (Terminalia bellirica). The compound is greater than its parts. Each constituent addresses a different Dosha; together, the classical texts document Triphala as the rare formulation that is both purifying and rejuvenating — and documented for virtually every system of the body across all three Brihat Trayi texts.
Most herbs in the classical system address one or two Doshas. Triphala is documented as Tridoshahara — balancing all three. This is not because the three fruits cancel each other out. It is because each constituent acts on a different Dosha: Haritaki (the king of herbs, as Charaka calls it) primarily reduces Vata; Amalaki reduces Pitta; Bibhitaki reduces Kapha. Together, they address the entire Dosha spectrum while none of their actions overwhelms the others.
The compound also contains five of the six classical tastes — everything except salty. This is significant in classical pharmacology: a substance that contains most of the six tastes has effects across most of the body systems, because each taste corresponds to different elemental compositions and therefore different organ and tissue affinities. Triphala's broad-spectrum documentation across digestive, eye, skin, and immune conditions in the classical texts is partly explained by this multi-taste profile.
Charaka Samhita makes an extraordinary statement about Triphala in the Rasayana chapter: that a person who uses Triphala correctly over a long period will live to one hundred years free of disease and with clear senses. This is classical Rasayana language — not a modern health claim, but the classical tradition's documentation of what a properly administered Rasayana produces. The mechanism: Triphala's simultaneous purifying and nourishing action keeps the Srotas (channels) clear while nourishing the Dhatus — the two processes that the classical system identifies as the foundation of longevity.
The three constituents
Amalaki (Phyllanthus emblica) — the highest Vitamin C content of any natural source in the world, though the classical texts classify it not by its vitamin content but by its Madhura (sweet) Rasa and Sheeta Virya, which reduce Pitta. It is the Pitta-reducing constituent of Triphala and the most nourishing of the three.
Haritaki (Terminalia chebula) — called the "king of herbs" in Charaka Samhita. Reduces Vata. The primary digestive and eliminative constituent of Triphala. Charaka Samhita documents Haritaki alone as a complete Rasayana in its own right.
Bibhitaki (Terminalia bellirica) — reduces Kapha. The primary respiratory and mucus-clearing constituent. Documented for respiratory conditions and for its strong Lekhaniya (scraping) action on accumulated Kapha.
The pharmacological logic of the compound
The classical pharmacological rationale for Triphala's formulation is documented in Charaka Samhita and Ashtanga Hridayam. Each constituent provides:
Haritaki: Pancharasatva (five tastes), Vata-reducing, colon-targeting (Apana Vata seat), the primary Deepaniya and Anulomana (normalises downward movement) constituent.
Amalaki: Six tastes (uniquely — it contains all six, making it one of very few substances in the classical materia medica with this property), Pitta-reducing, the Rasayana constituent that provides the rejuvenating and nourishing dimension of the formula.
Bibhitaki: Three primary tastes (astringent dominant), Kapha-reducing, respiratory and mucus-clearing, the scraping constituent that prevents Kapha accumulation in the channels.
Together, the compound covers all three Dosha seats (Vata in the colon, Pitta in the small intestine, Kapha in the chest), provides the broadest possible taste profile, and balances purifying action (Shodhana) with nourishing action (Brimhana) — a balance that neither constituent achieves alone.
Ayurvedic Pharmacopoeia of India monograph
API Volume I, Part II, Monograph No. 2.1.107 specifies the compound formulation with equal parts dried fruits of Phyllanthus emblica, Terminalia chebula, and Terminalia bellirica. Individual monographs: Amalaki (Vol. I, No. 1.1.3), Haritaki (Vol. I, No. 1.1.22), Bibhitaki (Vol. I, No. 1.1.7). Quality parameters specify tannin content and gallic acid as reference markers for the compound — tannin content not less than 30% in standard preparations. TLC identity uses gallic acid, ellagic acid, and chebulinic acid as reference standards.
Classical contraindications
Charaka Samhita documents Triphala as generally safe across constitutions but requires caution in: pregnancy (strong downward Vata-moving action — consult practitioner); severe diarrhoea (the mild laxative action contraindicates use in already-loose bowel conditions); and severe dryness/depletion states where Triphala's Ruksha Guna may worsen tissue depletion before the Rasayana effect is established. Classical texts specify that in depletion states, a tonifying Rasayana (Ashwagandha, Shatavari) should precede or accompany Triphala to prevent over-purification.