Gelatin is a kind of white or light yellow, translucent and slightly shiny flake or powder particles, which is partially degraded by collagen in connective tissues such as animal skin, bone, muscle membrane and muscle charm; It is also called animal gelatin and fat glue. It is a macromolecular hydrophilic colloid. Gelatin is a low calorie health food with high nutritional value, which can be used to make candy additives, frozen food additives, etc. In addition, gelatin is also widely used in pharmaceutical and chemical industries.
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