Extend the time (and serenity) between washes. This purifying shampoo gently cleanses, using a blend of green marine algae and a sugar-derived prebiotic to reduce and control oil while rebalancing scalp's microbiome. 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 Oribe 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. | Oribe Serene Scalp Oil Control Shampoo, 8. 5 oz | Dermstore