Cellex-C Advanced-C Serum is an anti-aging formula that utilizes natural extracts, acids and antioxidants to reduce visible signs of aging while fighting damage caused by free radicals. Grape seed extract protects against further assaults by free radicals as hydrolized ascorbic acid (vitamin C) promotes natural skin cell regeneration, resulting in healthier- and younger-looking skin. 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 Cellex-C 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. | Cellex-C Advanced-C Serum, 1 fl. oz | Dermstore