Crescina Re-Growth HFSC 200 Man Shampoo supports natural hair development thanks to the inclusion of two amino acids, Cysteine and Lysine (basic components of the keratin protein chain), and of Glycoprotein are able to favour the development of thicker hair shafts through the action of a Dipeptide composed of other amino acids, Serin and Threonine. -With Cysterine and Lysine amino acid. -Contains the patented core Crescina. -With HSSC and HFSC Complexes. -Advanced help for thinning hair.