Lanes B-Complex contains a combination of all the valuable B vitamins that contribute to the normal functioning of the nervous system and normal psychological function while also helping concentration. B vitamins facilitate the metabolism of foods, releasing energy and are particularly beneficial for the good health of the skin, nails and hair. • Vitamin B5 contributes to normal mental performance. • Vitamins B2, B3 & biotin help maintain the skin while biotin is also valuable for hair. • Choline contributes to the normal metabolism of lipids & homocysteine as well as to the maintenance of liver function. • Folic acid helps in the development of maternal tissue during pregnancy & the normal synthesis of amino acids.Reduced levels of B vitamins can affect brain function, causing inability to concentrate, irritation and mood changes.