Dietary supplement. Long-acting strong B-vitamin preparation. B vitamins are water-soluble vitamins that are stored in the body in small amounts. Therefore, their daily intake is important. Vitamins are obtained from a varied mixed diet, but some B vitamins are easily destroyed during food preparation. The Betax B-Complex preparation contains all important B vitamins in strong concentrations. In addition, it is long-acting, meaning that the tablet slowly releases B vitamins in the intestine according to the body\'s needs.