Especially useful for people with bad habits, since B vitamins are destroyed in the body under the influence of caffeine, alcohol and nicotine. Product normalizes metabolism and promotes hematopoiesis regulating processes. Useful in diseases of the cardiovascular system and disturbances in the central nervous system. It improves the immune response and increases the resistance to infections. Improves skin, hair and nails. A good product at a great producer. all certified