vitamin c or glutathione C? Which is better for dark spots and dull skin Vitamin C 35% & Glutathione

and melting at 95 for 15 s, 60 for 1 min, and 95 for 15 s for 1 cycle

16.7% skin radiance improvement after just one use (Based on AGE-R Glutathione Glow Toner human application test) Powerful Active Ingredients for Glass Skin Formulated with two hero ingredients for visible skin transformation: Glutathione: Helps keep skin deeply hydrated while brightening dull tone and reducing discoloration Peptides: Support skin firmness and elasticity, helping to boost natural radiance and smooth texture Double-Layer Formula for Deep Moisturising This innovative toner combines a Glutathione essence layer with a Peptide cream layer , delivering intensive moisture and a plump, luminous finish

Pathog Glob Health 107:253259

Prolonged selenium deficiency may likely contribute to Keshan and Kashin-Beck diseases (see below)