About this item NATURAL HAIR GROWTH: 4 capsules per day of this clinically tested hair supplement promotes visibly thicker, stronger hair growth and less shedding with 21 science-backed ingredients FOR WOMEN’S BIOLOGY: Physician-formulated to improve hair growth from within by targeting 6 root causes of thinning hair in women—including stress, hormones, and aging. Women also reported reduced feelings of stress and supported sleep quality