Combat dull, uneven skin with the iS Clinical Super Serum Advance+; an innovative treatment that balances anti-aging botanical extracts and brightening active ingredients to minimize the look of fine lines and discoloration. Clinically proven, the advanced formula contains a concentrated 15% dose of time-released L Ascorbic Acid (Vitamin C) combined with Copper Tripeptide Growth Factor, which work in synergy to combat free radical damage and stimulate natural collagen production, reducing the appearance of wrinkles and scar tissue for a smooth and refined complexion. Skin feels revitalized and replenished with a healthy-looking radiance. Dermstore has partnered with Flex to allow you to use your Health Savings Account (HSA) or Flexible Spending Account (FSA). This means you can now use your HSA or FSA debit card to buy iS Clinical products with pre-tax dollars, resulting in net savings of 30-40%, depending on your tax bracket. Eligible for HSA/FSA with a letter of medical necessity at checkout. From dermatologist-recommended treatments to solutions for chronic skin conditions like acne, eczema, and rosacea, these products are both effective and eligible. | iS Clinical Super Serum Advance+, 0. 5 oz | Dermstore