Vitamin B12 (1200mcg) & Folic Acid (400mcg) PatchesHelps reduce tiredness & fatigueSupports bone healthHelps with red blood cell formation & anemia prevention Gives energy boostCan support healthy hair, skin & nailsCan help with the dreaded hangover Great aid for energy boosts between vitamin B12 injections*For best results use once / twice a week and place patch on the inside of the wrist or the back of the neck for around 8-12 hours. Multiple patches can be worn at the same time.