GNC B-Complex Plus Energy 120 Capsules

GNC B-Complex Plus Energy: Supports Metabolism and Energy Production. GNC B-Complex Plus Energy multivitamin 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.