10.22376/ijpbs.2019.10.1.p1-12 Volume 5 Issue 1 2014 (January - March) Saponin and tannin fractions have been isolated from the leaves of lessThan i greaterThan tridax procumbens. lessThan /i greaterThan The quantitative evaluation of antioxidant activity was elucidated. Both fractions showed moderate to good antioxidant activity assay for DPPH. IC lessThan sub greaterThan 50 lessThan /sub greaterThan values of both fractions have also been reported in the study. P. S. PANDE , V. D. MANE AND M. N. MISHRA Saponnin, Tannin, Antioxidant activity and IC50 396-400