Research Article

Inhibition of α-Amylases by Condensed and Hydrolysable Tannins: Focus on Kinetics and Hypoglycemic Actions

Figure 1

Repetitive structures of the hydrolysable tannin from Chinese natural gallnuts (tannic acid; mw 1701.2 g/mol [16]) and the condensed tannin from A. mearnsii (mw 806.0 g/mol [17]).
(a) Hydrolysable tannin
(b) Condensed tannin