Vitamins and essential nutriments are usually taken with your daily nutrition. They help the body to digest the main nutrients, to control the metabolic process and to decompose the body's own substances by supporting the decomposition of enzymatic procedures. Furthermore, they support the production of endogenic substances. Here you find a small selection of vitamins which have a positive effect on the body: Vitamin: Effect on: 1. Vitamin A (Beta-Carotene): Eyes, bones, teeth, skin 2. Vitamin B 1 (Thiamine): Metabolism, strong nerves, mental freshness 3. Vitamin B 6: Nervous system functions, creation of red blood cells, immune defense 4. Vitamin H (Biotin): Skin, hair, fingernails, muscles, fat and carbon hydrate metabolism 5. Vitamin B 9 (folic acid): Sanguification, brain, digestive functions, extremely important for pregnant women/unborn children 6. Vitamin C (ascorbic acid): Immune system, stress reduction, creation of connective and supporting tissues 7. Vitamin E (Tocopherol): Blood, blood circulation, fat metabolism, preventive measure against aging 8. Vitamin K: Blood clotting