Professional-C® 10% Vitamin C Antioxidant Serum

Begin your Vitamin C journey with the Professional-C® Serum 10% — a stabilized, high-potency L-Ascorbic Acid serum formulated for those new to Vitamin C or with more sensitive skin. At 10% concentration, this serum delivers meaningful antioxidant protection, brightening, and collagen-supporting benefits while remaining gentle enough for daily use on reactive or first-time Vitamin C users. Key Benefits 10% L-Ascorbic Acid delivers effective antioxidant protection and brightening Neutralizes free radicals caused by UV exposure and environmental pollution Visibly brightens dull skin and reduces the appearance of dark spots Stimulates natural collagen production to support skin firmness over time Ideal starting concentration for Vitamin C newcomers or sensitive skin Lightweight, fast-absorbing serum texture Skin Type & Concerns Skin Type: All Skin Types — especially sensitive skin and Vitamin C beginners Addresses: Dullness, uneven skin tone, dark spots, free radical damage, fine lines, loss of radiance, early photoaging How to Use After cleansing and toning, apply 3–4 drops of Professional-C® Serum 10% to the face and neck — morning and/or evening. Press gently into skin and allow to absorb before applying moisturizer and SPF. Vitamin C is most potent when applied to freshly cleansed skin. Always follow with broad-spectrum SPF 50 in the morning. Key Ingredients L-Ascorbic Acid (10%) — The gold-standard, most bioavailable form of Vitamin C; at 10%, it provides effective antioxidant protection and brightening with excellent tolerability for sensitive skin and new users Professional Tips If you're new to Vitamin C serums, starting at 10% is the ideal approach — allow your skin 4–6 weeks to acclimate before considering a step up to Professional-C® Serum 15% or 20%. Vitamin C oxidizes over time; store your serum in a cool, dark place and replace when the color turns orange or brown. Apply before moisturizer for maximum efficacy.