Thicker, healthier, smoother brows with the only brow serum to use a strengthening, clinically proven protein. A drug-free, brow-boosting serum that prevents brow thinning and uneven growth, fills in uneven patches, strengthens, smoothes, and enhances elasticity. Virtue®'s patented and proprietary Alpha Keratin 60ku CLINICAL® works with a carefully crafted complex of proven-to-work ingredients that condition brows and support density and follicle stimulation to address brow thinning and sparseness. 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 VIRTUE 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. | VIRTUE Flourish Brow Density Booster, 0. 14 fl. oz | Dermstore