Lai Dinh Bien, Pham Ngoc Tam Khue, Bui Ngoc Cam Giang, et al. EVALUATION OF ANTI-MELANOGENIC ACTIVITY OF PHYCOCYANIN EXTRACTED FROM Arthrospira platensis. HUIT_OJS. 2026;26(3):75. doi:10.62985/j.huit_ojs.vol26.no3.437