Vitamin C is an antioxidant that contributes to the protection of cells from oxidative stress. Vitamin C also contributes to normal functioning of the nervous and immune system and to normal energy-yielding metabolism as well as increases iron absorption.

Niacin (Vitamin B3) Niacin is a vitamin B that contributes to normal energy-yielding metabolism and normal function of the nervous system. In addition to this, niacin contributes to the maintenance of normal skin and mucous membranes.

Vitamin B6 contributes to normal protein and glycogen metabolism. It also contributes to the normal function of the immune system and to the reduction of tiredness and fatigue.