It will dissolve starch. It's true. Grass Lele enzyme is claimed to be the enzyme formed by fruit fermentation. You need to put a proper amount of starch in the cup, then stir it evenly with a small amount of cold water, and then add boiling hot water to it to speed up the stirring and let the raw starch mature. After a few seconds, its turbid liquid will become mushy and very sticky. At this time, you can't pour the cup upside down and pour it in with a bag of enzyme. After stirring, the paste-like starch will dissolve into liquid, which is true. If it does not dissolve, it is false.