Bifidobacterium animalis is a bacteria that naturally makes its home in the human body. It lives in the large intestines and is necessary for food digestion. The function of the bacteria deals with space and food consumption.
Gelatin, which is used in food and industry, is collagen that has been irreversibly hydrolyzed. Collagen also has many medical uses in treating complications of the bones and skin. The name collagen comes from the Greek ÎºÏÎ»Î»Î± (kolla), kÃ³lla  meaning , glue and -suffix, -Î³Î­Î½, gen denoting. producing
Injections of collagen can improve the contours of the skin and fill out depressions. Collagen can be used cosmetically to remove various lines and wrinkles from the face, as well as scarring (including acne), so long as the scars do not have a sharp edge.