ZO Skin 10% Vitamin C 20mlZO Skin 10% Vitamin C Self Activating is a potent brightening serum with pure ascorbic acid and antioxidant rich ingredients like tetrahexyldecyl ascorbate, CoQ10, and squalane. It improves skin tone, reduces pigmentation, and supports collagen production for smoother, firmer skin. Key Benefits: Brightens dull skin Evens tone & reduces dark spots Provides antioxidant defense Helps reduce fine lines