Detailed Product Description High zinc protein Powder is a kind of complete protein with rich organic Zinc, extracted from fresh silkworm pupa ... or jasmine powder. No special odorTotal Nitrogen≥13.5%Protein content≥75%Residues on ignition≤4.0%Loss on ... g)≤1000Pathogenic bacteriaNot detected Utilizable Character1. Its a kind of complete protein, containing many different amino acids, eight of which are ...