Dr. Loretta Anti Aging Repair C Serum — has only been used a few times, so it's 90% full. Brand new $110. DR. LORETTA ANTI-AGING REPAIR C SERUM Even your skin tone by tightening, toning, and reducing the appearance of fine lines with Anti-Aging Repair Serum. This solution-focused serum both reduces the appearance of existing lines and creases while protecting against future damage. Made with highly active tetrahexyldecyl ascorbate (AKA supercharged Vitamin C), this serum supports collagen and evens skin tone. Paired with organic lilac stem cells that balance oily skin and firming marine algae extracts to boost hydration, you’ll be surprised at how effective anti-aging serums can be. Finally!