The correct way to eat Montmorillonite Powder is a medicine that treats diarrhea, indigestion and other related symptoms. However, in order to effectively treat the condition, it is very important to take it correctly. The following will introduce in detail the correct way to eat montmorillonite powder from several aspects. Is it best to take it before or after meals? As for the taking time of montmorillonite powder, it is generally recommended to use it about 20-30 minutes before or after meals.