Safe. Active peptide products are produced by Jinan University Medical Center. The active peptide is homologous to human body, which is safe, effective and safe to use. Does not contain essence and pigment, heavy metals, sensitizing preservatives, etc. Active peptides are a kind of molecular compounds in chemistry, which play an important role in the normal operation of cells. The main component of active peptide is amino acid, which is a kind of protein and the basis of human physiological function.