Nutrafol has rolled out what it calls a first-of-its-kind, physician-formulated nutraceutical supplement—Nutrafol Postpartum, which targets the root causes of hair thinning for women in the postpartum period.    According to the American Pregnancy Association, 50% of women experience postpartum hair shedding three to four months after giving birth, yet there are few products on the market that support hair growth during this important time.    “Hair thinning is one of the most common and...