Also known as gelatin and fish gelatin, giletine flakes are flakes of gelatin. Currently often used as a food additive, generally in line with the national food safety dose of giletin tablets will not be harmful to health, but excessive consumption may be harmful to health. Giletine flakes are fishy-smelling, yellowish-brown translucent material, a kind of gelatin extracted from animal bones, which is a high protein substance without cholesterol and fat. Giletine tablets are natural and nutritious food thickener, often used as a thickening agent for making cakes and jellies, consumption of normal doses generally does not affect the body. Because giletin tablets contain a certain amount of aluminum, excessive consumption may lead to excessive aluminum in the brain tissue, increasing the risk of mental decline, memory loss, slow movement and other symptoms, so caution is needed when consuming. In addition, gelatin can be used not only in food, but also in capsule making, cosmetic production, paper industry, etc. The application scenario is relatively wide.