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.