I've been trying different types of enzymes throughout the years since I struggle with food sensitivities, Allergies, and general problems in my digestive system. The instructions say to chew these when you are finished with your meal. I take them as often as I remember and I have my 5-year-old do the same with a dose that's appropriate for him. I honestly feel they help with the whole process, but I also believe in mind power so if I feel it works it's going to work. I was telling my son's dad that we have been taking these enzymes, and he pulled the exact brand out of his kitchen and told me he was also taking them lol. I'm not sure how that happened since there are so many different types/brands on the market but there you go