A brow-enhancing serum that improves the appearance of brow volume in as little as four weeks. Highlighted Ingredients: - Provitamin B5: Conditions and improves brow-hair sheen. - Biotin and Cassia alata Leaf Extract: Improve the appearance of brows. Ingredient Callouts: Free of parabens, phthalates, sulfates SLS & SLES, and contains less than one percent synthetic fragrance. It is also gluten-free. What Else You Need to Know: This serum is clinically shown to improve the look of brow volume in