The Vitamin B Complex by Dorian Yates Nutrition is an excellent dietary supplement that contains a complex of B vitamins:

• Vitamin B1 (Thiamine) - Contributes to the maintenance of normal energy metabolism and helps in the proper functioning of the nervous system. It helps maintain normal psychological functions, as well as cardiac function.
• Vitamin B2 (Riboflavin) - Contributes to the maintenance of normal energy metabolism and helps in the proper functioning of the nervous system. It helps maintain the good condition of mucous membranes and red blood cells, as well as the healthy condition of the skin. It contributes to the reduction of tiredness and fatigue.
• Vitamin B3 (Niacin) - Like Vitamin B1, it contributes to the maintenance of normal energy metabolism and helps in the proper functioning of the nervous system.