TEGO Cosmo C250/ SL-Whiting® C 280is an amino acid derivative occurring naturally in mammalian cells, which is a stable and gentle whitening ingredient withoutcytotoxicity.SL-Whiting® C 280 can directly inhibit tyrosinase activity, while inhibiting the transfer of melanin for its multiple whitening mechanism of synergy. The data shows that SL-Whiting® C 280 compare favorably with kojic acid.

INCI 1-Methylhydantoin-2-imide;TEGO Cosmo C250