THE ORDINARY Vitamin C 30% in Silicone delivers a high-potency 30ml formula engineered for advanced brightening and antioxidant protection. This concentrated 30% ascorbic acid suspension provides superior efficacy in addressing dullness, uneven tone, and environmental damage. The silicone base ensures optimal stability and smooth application while allowing efficient penetration to deeper skin layers. Ideal for experienced users seeking transformative results, this serum promotes collagen synthesis and reinforces skin's defense mechanisms. Apply sparingly to clean, dry skin in the morning, followed by sunscreen. Start with 2-3 times weekly to assess tolerance before increasing frequency for maximum brightening benefits.