3-Step System. Now with 100% More Biotin Vitamin B6. 30 Day Supply. Helps promote effective absorption of nutrient-rich botanicals and vitamins that are essential to the maintenance of healthy hair and scalp. Delivers nourishment and oxygen to the root of the hair. Thicker, Fuller-Looking Hair in Just One Week.* Nutri-Ox Starter Kit for Noticeably Thin - Normal is ideal for fine, non–chemically-treated hair that is in the noticeable stages of thinning. Use Nutri-Ox Shampoo and Conditioner, and follow with Treatment. Gently massage 1-3 dropperfuls onto scalp and do not rinse. Contains: Step 1: Shampoo Normal Step 2: Conditioner Normal Step 3B: Treatment for Noticeably Thin Normal