Powered by a potent blend of azelaic acid, salicylic acid (BHA) and visibly brightening botanicals, this multitasking formula combats the look of redness and soothes skin while fading the appearance of postacne marks and dark spots. Ongoing use can visibly diminish bumps and blemishes. Ingredients:Azelaic Acid 10%: Visibly clarifies uneven skin tone, brightens dark spots, and fades postacne marksSalicylic Acid (BHA) 0. 5%: Works within pores to decongest while smoothing the look of rough, bumpy texture. Licorice Root Extract: Visibly soothes and brightens the skin while addressing the appearance of redness and sensitivity. 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 Paula's Choice 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. | Paula's Choice 10 Azelaic Acid Booster, 1 fl. oz | Dermstore