Vitamin B-Complex \'\'50\'\' is a high potency Vitamin B-Complex delivering a 50 mg dose of key B vitamins. Many B vitamins are interdependent, and thus it is best to take them in combination, such as through a B-complex or a multiple vitamin containing a B-complex. Solgar\'s unique formula delivers Thiamine (B1), Riboflavin (B2), Niacin (B3), Pantothenic Acid (B5), and Vitamin B6, along with other B vitamins such as Folic Acid, Biotin (B7) and Vitamin B12. B vitamins are essential nutrients required by the body. They help our bodies convert food into energy, allowing us to stay energised throughout the day, as well as supporting our mental performance. Although not dependent on dietary fat for absorption, as one of the main properties of B vitamins is to convert food into energy, it is recommended to take them with a meal. Vitamin B-Complex \'\'50\'\' is a rich complex of B vitamin in one capsule daily: High potency dose of B vitamins Riboflavin (Vitamin B2), Niacin (Vitamin B3), Vitamin B6 and B12 contribute to the reduction of tiredness and fatigue and energy-yielding metabolism Pantothenic Acid (Vitamin B5) contributes to normal mental performance Thiamine (Vitamin B1), Biotin (Vitamin B7), Niacin (B3) and Vitamin B6 contribute to normal nervous system and psychological functions Thiamine (B1) contributes to the normal function of the heart Riboflavin (B2) contributes to the protection of cells from oxidative stress and the maintenance of normal vision Niacin (B3) and Biotin (B7) contribute to the maintenance of normal skin Biotin (B7) contributes to normal macronutrient metabolism