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Vitamins are organic compounds needed in small amounts by our bodies. A living organism cannot synthesize a vitamin; it has to be obtained from a diet. Vitamins have various functions in our bodies. They act as hormones, antioxidants and help in metabolism. In earlier times vitamins were solely obtained from food intake, nowadays they are available as pills supplementing the dietary intake.

There are three main types of vitamins available in the market today; Natural vitamins which are found in foods and then processed into a commercial supplement. They have all their components intact; crystalline vitamins, which are extracted from natural foods but are treated with other chemicals to separate them from other components attached to them. They have a simpler structure than the natural vitamins; Synthetic vitamins, which processed in laboratories, they are not obtained from any natural source. Natural vitamins can be obtained from various sources such as milk, fish, poultry, nuts, vegetables and fruits.  Vitamins have various benefits, which vary according to each vitamin.  To get the best deals on vitamins shop around you will be amazed the deals you can find online.  Some vendors will even offer free shipping how can you pass that up.  Amazing the deals you can find with a little time looking around.