Vitamin B12 - for Mood, Brain, Nervous System, Energy, Metabolism, Relieve Fatigue, Heart Health Function: Supports energy metabolism Ingredients: Vitamin B12 Directions: Take two (2) capsules once daily Delivery: Ships within 48 hours on weekdays Shelf life: 2 years Energy Metabolism Support Supplement: These vitamin B12 softgels help break down food into the energy your body needs throughout the day. The B-12 vitamin helps support brain cell function and emotional well-being. Vitamin B12 is important for the normal formation of red blood cells and can help reduce fatigue in those who are deficient in vitamin B12.