Vitamins are substances that the body needs to live, the only vitamin synthesized by the body is vitamin D, except for this, the body needs an external power supply to get the rest of vitamins, because he can not produce by itself, or does it in insufficient quantities.
Without vitamins, the majority of chemical operations, which are produced in the body, could not perform, they are also essential for maintaining cell structure, good state of tissues, and a positive mental attitude. Tri-fold divided into: fat-soluble vitamins and water soluble vitamins.
Fat-soluble vitamins are soluble in fatty substances, not easily altered and the body can store. Highlights of vitamin A, D, E and K
Fat-soluble vitamins are vitamins A, D, E and K. To some extent, this vitamin is different from the water-soluble vitamins. This vitamin is contained in fat and oily part of food. These vitamins are digested by the bile only because it is not soluble in water. The following section provides a detailed description of each vitamin type.
It is difficult to determine the number requirement of vitamin A. This vitamin is produced from two different compounds that are converted in the body into vitamin A. In animal food sources, available in the form of retinol; in vegetable food sources are in the form of beta-carotene, which is less efficient than retinol for production of vitamin A. make This is the recommended amount of vitamin A given in the form of retinol equivalent, RE. The recommended amount of vitamin A is 1000 micro-grams per day for males and RE 800 micro-grams for women. Continue reading
The vitamin industry is advancing rapidly due to medical discoveries about the importance of vitamins, including some dare to say that vitamin supplements are the main weapon of medicine to maintain optimal health and prevent chronic diseases. Because this has been giving a “vitamin fever”, despite numerous research projects can take decades to prove the claims that have been made.
Much of this fever came on the obsessive campaigns on how to eat to not harm the health and also scientific claims about the potential of certain vitamins.