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Vitamin B2Energy and Metabolism100 mg Per CapsuleVitamin SupplementAids in Energy MetabolismSupports Healthy Thyroid FunctionEssential Nutrient for Vision HealthScience-Backed Quality Since 1969To keep your body in A-1 condition you need a good daily supply of vitamin B2! Although it's known as vitamin B2 riboflavin is second to none in importance for good health. Best known for its crucial roles in thyroid function and energy metabolism it's also essential for healthy vision. Our Vitamin B2 capsules provide a potent 100 mg of pure riboflavin to meet even the highest nutritional demands.