Specifically formulated to nutritionally support you during a prime time in your life the Nanogen Hair Nutrition for Men 40+ maintains hair growth for men over 40. The unique formula is scientifically proven & recommended by experts. Be sure that your hair is getting the right support so you can focus on what really matters in life. Directions For use: Take two tablets daily one in the morning & one in the evening. For best results take with a meal. Do not exceed recommended daily intake.