The effectiveness of a whitening and anti-aging double-layer serum and cream containing gamma-aminobutyric acid (GABA) 3%, dimethylaminoethanol (DMAE) 2%, cysteamine 2.5%, and bakuchiol 1%
Widya Widita1; Andi Hardianty1; Anis Irawan Anwar1; Andi Alfian Zainuddin2; Wong Lip Wih3; Cynthia Sandra Kuncoro1; Annisa Alviariza1; Adhisti Prihastuti1; Andi Dhidit Dwiputra1
DOI: https://doi.org/10.5935/scd1984-8773.2026180574