Some enzymes are added with laxatives, which will cause diarrhea at first. Eating too much can cause constipation and damage liver and kidney. Moreover, hormones are added to some enzymes, which will lead to excessive growth of body hair. You can't eat casually.
If there is a website to check the license, just enter the license number, or you can choose to check the name of the production unit. Without a license, there is no product.