Kerala Herbals
Physic Nut (Jatropha curcas)
Photo: Unknown, CC BY-SA 2.5, via Wikimedia Commons

Physic Nut

Jatropha curcas

FamilyEuphorbiaceae
SanskritKananaeranda
हिंदीरतनजोत
മലയാളംകാട്ടാവണക്ക്
Parts usedseed oil, latex, leaf

Poisonous without classical processing — not offered — Seeds poisonous (curcin)

Physic nut is a semi-evergreen shrub or small tree of the spurge family with lobed leaves, small greenish-yellow flowers and capsules holding black oily seeds. Native to the American tropics, it is now naturalised across India, including Kerala, where it is widely grown as a living fence.

The seed oil, latex and leaves have been used in folk practice, including fresh twigs as tooth-cleaning sticks and the latex in external applications. The seeds contain curcin and other toxins and are poisonous. It is used only after classical purification under qualified supervision and never eaten.

Articles are for general information about Ayurveda and personal care and are not medical advice. For any health condition, please see a qualified doctor.

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