Scientifically formulated to support the maintenance of healthy hair Convenient 1 a day tablet Contains zinc and biotin Nourkrin Active 45+ is specially calibrated to help maintain natural, beautiful hair for women in their mid 40s and beyond. Nourkrin Active 45+ for Hair Maintenance is a safe and 100% drug-free OTC supplement that proactively supports the normal function of the Hair Growth Cycle. This means that you can proactively provide the support required for your hair to maintain top quality, optimal appearance and its ability to grow normally.