New Advanced Formula! For Thicker, Fuller, Healthier-Looking Hair For Men and Women with Thin Hair. Fortified with MSM Daily pH Balanced Scalp Care with invigorating wintergreen and peppermint and fortifying MSM 183® Topical Solution is for men and women with thin or fine hair. Daily use results in hair that looks fuller, thicker and healthier. 183 Topical Scalp Solution contains MSM, a mineral high in sulfur, the dominant structural component or hair. It also contains natural plant acids to rebalance pH and scalp-invigorating plant oils. This kit is a 1 to 2 month supply. Your results are money-back guaranteed. For the appearance we all want - full, healthy-looking hair. B.