Pharmaceris Albucin C (vit C 5%) 30mlPharmaceris W Whitening Active Concentrate 5% Vitamin C Albucin C Pharmaceris W Whitening Active Concentrate 5% Vitamin C Albucin C is a highly effective serum designed to reduce hyperpigmentation, uneven skin tone, and dark spots. With a potent 5% concentration of Vitamin C, this concentrate inhibits the enzyme tyrosinase, which is responsible for melanin production, effectively lightening dark spots and brightening the skin. Vitamin E, known as the