Amino acids are essential for animal health, contributing to the maintenance of numerous metabolic functions, including maintenance and immune responses. If certain amino acids are missing from an animal’s diet, it may experience reduced immune and metabolic responses, leaving its body more vulnerable to diseases, and, in severe cases, mortality. To synthesize proteins within the body, animals need raw amino acids as building blocks. The Hadza and Kung bushmen of Africa, for example, fail to get meat more than half …
