Guduchi (Tinospora cordifolia)

Guduchi or giloy is Tinospora cordifolia, a woody climber in the moonseed family. During India’s COVID years the stem was sold as a household “immunity” vine. That fashion outran the evidence.

Botanical name: Tinospora cordifolia (Willd.) Hook.f. & Thomson
Family: Menispermaceae
Tamil: Seenthil
Hindi: Giloy
Sanskrit: Guḍūcī
Parts used: Stem, Sometimes leaves
Habit: Climbing vine with heart-shaped leaves and warted stems
Last updated: 2026-10-30

How to recognise Guduchi

The accepted name is Tinospora cordifolia (Willd.) Hook.f. & Thomson, family Menispermaceae. Stems are succulent when young, with scattered warts; leaves are cordate (heart-shaped) with a long point; flowers are small and unisexual; fruits are red drupes in hanging clusters.

Cut stems show a succulent interior and can be mistaken for other Tinospora species, including T. crispa and T. sinensis. A dried “giloy stick” in a bazaar is not a determination. Ask to see a living leaf: the cordate blade with a drip tip is what the species name is trying to tell you.

Tamil seenthil, Hindi giloy and Sanskrit guḍūcī or amrita are the usual names when the seller means this vine. Amrita (“deathless”) is a theological compliment, not a laboratory result.

The plant climbs trees and walls in villages across much of India. It is common. Rarity is not the reason to be careful; substitution and extract hype are.

Traditional use of Guduchi

Ayurveda

Guḍūcī is a bitter rasāyana stem in Ayurvedic lists, used in decoctions. Traditional use includes fevers in that system’s categories. Those categories are not ICD diagnoses.

Ayurvedic materia medica headings

Siddha

Seenthil appears in South Indian practice as a bitter climber. Household decoctions of the stem were common long before online “giloy juice.”

Tamil vernacular and Siddha naming

Modern notes on Guduchi

After 2020, Indian regulators and clinicians reported cases of liver injury associated with giloy products, especially in people with autoimmune liver disease. That is a safety signal, not a footnote.

Laboratory papers on tinosporoside-type compounds exist. They do not justify advertising Tinospora as a treatment for infection, dengue or “immunity.”

Guduchi safety

Do not take giloy juices or powders if you have autoimmune disease or liver disease unless a clinician who knows you says so.

Stop and seek care if you develop jaundice, dark urine or unusual fatigue after a Tinospora product — and take the packet with you.

Pregnant people should not start stem extracts on the strength of a social-media post.

Educational only. Not medical advice. Not an offer to sell. Not an immunity product.

Ecology and sourcing

The vine is cultivated on supports and also gathers itself on host trees. Sustainable use is a matter of not stripping every fence, not of IUCN drama.

Because several Tinospora species circulate, a batch record should keep a voucher or a photograph of the living leaf, not only a Hindi name. A vine that is common on village walls is easy to photograph and hard to excuse when the packet is anonymous.

Related plants

Also in Menispermaceae

Questions about Guduchi

What is the botanical name of giloy?

Usually Tinospora cordifolia (Willd.) Hook.f. & Thomson. Confirm; other Tinospora species are sold under the same word.

Is guduchi an immunity medicine?

Nothing here supports that claim. Traditional use and a marketing slogan are not the same as a licensed medicine.

Sources

Educational page about a plant. It is not medical advice, not a diagnosis, and not an offer to sell. Traditional use is historical. If you need care, ask a licensed clinician. Questions: hello@meevamed.com.