Where does the digestion of proteins begin?

There is no proteolytic enzyme in saliva. The protein digestion begins in stomach by the actions of HCl, pepsin and rennin on proteins. The HCl, pepsin and rennin are secreted in stomach by gastric mucosa. However, the digestion of carbohydrates begins in oral cavity by the action of salivary amylase. read more

The digestion of proteins begins, as does all digestion, with the mechanical process of chewing food, and it ends with the absorption of the proteins' constituent amino acids by the cells of the body. read more

The protein digestion begins in stomach by the actions of HCl, pepsin and rennin on proteins. The HCl, pepsin and rennin are secreted in stomach by gastric mucosa. However, the digestion of carbohydrates begins in oral cavity by the action of salivary amylase. read more