eCosmetics is an authorized retailer of DS Laboratories.According to recent studies, 60% of women experience noticeable hair loss by the age of 40. The American Hair Loss Association recognizes that hair loss in women is a serious life-altering condition that can no longer be ignored. DS Laboratoriesu00ae, after years of investigation, has developed Spectral.CSF, a novel serum that helps women achieve fuller, thicker-looking hair for a more youthful appearance.Spectral.CSF is a dermatologist-formulated water-based serum with unique key ingredients of the highest quality to reduce signs of hair shedding and promote healthier-looking hair and scalp. This proprietary serum of powerful concentrated amino acids, niacinamide, and stem cells minimizes signs of hair shedding and increases the appearance of hair density, thickness, and volume. For best results, use daily. Follow with Revita Shampoo & Conditioner.