Milk protein fibre is made out of skimmed milk. Main components of this fibre are casein proteins, drawn from the cow’s milk. It is responsible for the white, opaque appearance of milk in which it is combined with calcium and phosphorus as clusters of casein molecules, called micelles. This fiber contains eighteen types of amino-acids extracts that helps in the nourishments of the skin and makes it healthier. Milk protein fibre is a blend of nature, science and technology that has benefits of natural as well as synthetic fibre. Milk fiber was invented in 1930s in both Italy and America and was called milk casein. A new generation of innovative fiber and a kind of synthetic fiber made of milk casein through bioengineering method with biological health care function and natural and long-lasting antibacterial effect, which has got valid certification for international ecological textile certification.