The future of vitamin C has arrived! Potent-C™ Power Serum unleashes the power of THD ascorbate, an ultra-stable scientific breakthrough ingredient that is 50X more powerful than traditional vitamin C. Packed with a breathtaking concentration of 20% vitamin C, the serum's efficacy is enhanced by the addition of two ultra-powerful antioxidants (3% Vitamin E and 2% Ferrolic Acid), deliver a complete and advanced anti-aging, firming and brightening treatment. This rich moisturizing serum is a must-have to help improve the appearance of fine lines, wrinkles, firmness, uneven complexion, texture and luminosity. Fragrance-free and non-irritating. Helps improve the appearance of fine lines, wrinkles, firmness, uneven complexion, texture, brightness and dehydration in 7 days.* *Based on a 28-day perception study of 35 female consumers.