BEST FOR: All Skin Types, even Sensitive Skin, Anti-Ageing WHAT IS IT? A Vitamin C Serum, clinically-demonstrated to boost skin’s radiant look whilst visibly reducing the appearance of lines and wrinkles. Pores look diminished, skin feels firmer. Now formulated with even more antioxidant Vitamin C, Dermatologist Solutions™ Powerful-Strength Line-Reducing Concentrate incorporates 10. 5% L-Ascorbic Acid and 2% Ascorbyl Glucoside. In addition to Vitamin C, this anti-ageing serum now includes Hyaluronic Acid to help skin retain moisture. WHAT’S IT GOOD FOR? The formula penetrates into skin's surface layers, helping to reduce the appearance of lines and wrinkles while helping to improve the feel of skins texture. Skin looks radiant and feels smoother. Our clinical test results prove the formula’s efficacy- and customers agree 82% agree skin feels more elastic 82% agree skin appears more radiant 82% saw softer looking deep lines 80% agree skin feels more firm 78% saw visibly diminished pores 86% agree overall skin feels improved 8 week consumer self-assessment, 52 participants. DID YOU KNOW? Our chemists stabilized 10. 5% Pure Vitamin C in a water-free formula more than 13 years ago. Now, our formula includes 12. 5% Vitamin C along with Hyaluronic Acid. This Vitamin C serum is carefully-formulated to provide clinically-proven results in a stable concentration gentle enough for sensitive skin. The water-free formulation and lock cap pump help to maintain Vitamin C potency over time. LEARN THE TRUTH ABOUT THE BENEFITS OF VITAMIN C FOR SKIN Try our NEW Powerful-Strength Line-Reducing & Dark Circle-Diminishing Vitamin C Eye Serum to help reduce the appearance of dark circles.