Tiliacora triandra (Colebr.) Diels (Yanang), Cissampelos pareira (Kreu MA noy) and
Thunbergia Laurifolia Lindl(Rang chuet, RC) are widely described in traditional medicine for
protection against dietary and environmental toxicant. These plants have been used for long time
but less scientific information. The objectives of study are investigated bioactivity of the extracts
for useful information could be provide a better understanding of the antioxidant properties and
cytotoxicity for further investigation and development into value-added food products and
neutraceuticals.