From: High catechin concentrations detected in Withania somnifera (ashwagandha) by high performance liquid chromatography analysis
W. somnifera
Phenolics mg GAE/g (DW)
Flavonoids mg CEQ/g (DW)
% of DPPH inhibition
Roots
17.80 ± 5.80c
15.49 ± 1.02c
59.16 ± 1.20c
Fruits
22.29 ± 1.99b
21.15 ± 5.32b
70.38 ± 0.84b
Leaves
32.58 ± 3.16a
31.58 ± 5.07a
91.84 ± 0.38a