Bear paw is a tonic that can remove wind, strengthen the spleen and stomach, protect against wind and cold, and replenish qi. It is one of the eight treasures in ancient my country. Bear paw contains 43.9% fat, 55.23% crude protein, 8.83% total nitrogen, and 0.94% ash. Protein hydrolysis produces 17 kinds of amino acids. The total amount of amino acids in each part of the front and back paws, in descending order, is the dermis. >Epidermis>Subcutaneous connective tissue. The forefoot is slightly higher than the backfoot, but there is no significant difference. The most abundant amino acids in the epidermis are glutamic acid, glycine, serine, leucine, and aspartic acid. The delicious taste and rich nutrition of bear paw are closely related to the various amino acids it contains.