B Complex 50 is a food supplement based on group B vitamins, betaine, choline and inositol. Vitamin B1, B2, B6, niacin, biotin and vitamin B12 contribute to normal energy metabolism and the normal functioning of the nervous system. Vitamin B2, niacin and biotin contribute to the maintenance of skin and mucous membranes in normal conditions. Vitamin B6, B12, choline and folates contribute to normal homocysteine metabolism. Vitamin B1, B6, B12, niacin, biotin and folates contribute to normal psychological function. Vitamin B6 and B12 contribute to the normal formation of red blood cells and the normal functioning of the immune system. Vitamin B2, B6, B12, niacin, pantothenic acid and folates help reduce tiredness and fatigue. How to use Take one (1) tablet per day with half a glass of water (125 mL) or as recommended by a professional.