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. 2020 Oct 30;9(11):1575. doi: 10.3390/foods9111575

Table 3.

Bioaccessibility of inhibitors of carbohydrases in Tannat grape skin hydro-alcoholic-acid extract. IC50, half maximal inhibitory concentration.

Sample α-Glucosidase Activity
(IC50, μg/mL)		 α-Amylase Activity
(IC50, μg/mL)
Acarbose 4.0 ± 0.3 a 34.1 ± 0.8 a
Extract 888.5 ± 79.3 b 1855.8 ± 21.3 b
Digest 2945.7 ± 288.7 c 55,068.0 ± 1227.9 c

Results are expressed as mean values ± SD (n = 3). Sample solutions were prepared in triplicate and assayed in triplicate. Different letters denote significant differences (Tukey, p < 0.05) between values in the same column.