highly significantp < 0.05
chebula for flavonoid contents with its antioxidant capacity was highly significant ( R = 0.9990, p < 0.05), whereas the flavonoid contents of T. belerica and E. officinalis were highly ( R = 0.9219, p > 0.05) and reasonably ( R = 0.8914, p > 0.05) correlated with their antioxidant activity (Figure 10(b) ).