GNC B-Complex + Energy

GNC B-Complex + Energy: Supports Metabolism and Energy Production GNC B-Complex + Energy B-complex + energy combines 8 key B-vitamins with 100 mg of caffeine to fuel mental alertness and performance. B-vitamins help to convert food to fuel and support metabolism and energy production. Because your body cannot store B vitamins for long periods of time, providing your body with adequate amounts is very important. Caffeine also has thermogenic properties to support calorie burning. GNC B-Complex + Energy contains B-vitamins to support metabolic processes in the body Features 100 mcg vitamin B-12 for energy production and red blood cells Includes caffeine to support focus and mental alertness