You can describe things that are related to the digestion of food as digestive .
例句
...digestive juices that normally work on breaking down our food...通常能够帮助分解食物的有助消化的果汁Peppermint oil is very good for regulating digestive disorders.薄荷油能很有效地调节消化系统失调。
N-COUNT
(全麦)消化饼干
A digestive or a digestive biscuit is a type of biscuit made from wholemeal flour.