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Hamidolla A.
Group: 208
Stomatology
2) The basic idea of the text is that Vitamins are organic compounds which are needed in small quantities to sustain life. We get vitamins from food, because the human body either does not produce enough of them, or none at all.
Sometimes the compound is a vitamin for a human but not for some other animals. For example, vitamin C (ascorbic acid) is a vitamin for humans but not for dogs, because dogs can produce (synthesize) enough for their own needs, while humans cannot. Vitamins are substances that your body needs to grow and develop normally. There are 13 vitamins your body needs.
Each vitamin has specific jobs. If you have low levels of certain vitamins, you may get health problems. An organic compound contains carbon. When an organism (living thing) cannot produce enough of an organic chemical compound that it needs in tiny amounts, and has to get it from food, it is called a vitamin.
4) Vitamins are substances that your body needs to grow and develop normally. There are 13 vitamins your body needs. They are Vitamin A, B vitamins, Vitamin C, Vitamin D, Vitamin E, Vitamin K. You can usually get all your vitamins from the foods you eat. A vitamin is one of a group of organic substances, present in minute amounts in natural foodstuffs, that are essential to normal metabolism; insufficient amounts in the diet may cause deficiency diseases.
Your body can also make vitamins D and K. People who eat a vegetarian diet may need to take a vitamin B12 supplement. Each vitamin has specific jobs. If you have low levels of certain vitamins, you may get health problems. The best way to get enough vitamins is to eat a balanced diet with a variety of foods. In some cases, you may need to take vitamin supplements. It's a good idea to ask your health care provider first. High doses of some vitamins can cause problems. Fat-soluble vitamins are stored in the fat tissues of our bodies, as well as the liver. Water-soluble vitamins do not get stored in the body for long - they soon get expelled through urine.