... by updated high bio-chemical technology. The male silkworm protein contains 18 kinds of amino acids indispensable to life, ... contain anything that is harmful to health.The male silkworm protein has the function of supplementing qi and nourishing yin, ... on Physical, Chemical and Sanitary Properties of the Male Silkworm protein: ItemIndexAppearancePowder in Pale Yellow,soluble in waterLoss on Drying<= ...