This product has not been tested for use in α-amylase inhibition. However, sources state that starch from potatoes may be used for the application. Suitability will have to be validated by the end user.
Please see the scholarly articles below:
https://www.sciencedirect.com/science/article/pii/S0304416500001628
https://www.sciencedirect.com/science/article/pii/S1466856416301837
https://www.sciencedirect.com/science/article/pii/S0963996922002678
