Determination amino acid in Moringa oleifera leaves has many following: alanine, glycine, valine, leucine, isoleucine, threonine, serine, proline, acid aspartic, methionine, acid glutamic, phenylalanine, lysine, histidine, hydroxylysine, tyrosine..., which is high content amino acid: acid glutamic 2.5%, acid aspartic 1.64%, serin 1.45%, alanine 1.18%, leucine 1.12%... Conclusion: Protein content in leaves Moringa oleifera about 18 - 25%.