Vitamin D3 tablets
Vitamin D3 tablets contain minerals that are primarily involved in the regulation of metabolic processes in the body. Depending on age, sex, health, weight, height, physical activity and physiological needs, a person needs different amounts of these substances. Therefore, there are standards that contribute to the prevention of vitamin deficiency and its consequences in connection with the development of diseases. The prevention of vitamin D deficiency is one of the most important tasks of Public Health. Among the essential vitamins for the health of the woman, of course, vitamin D (calciferol) plays a special role that exists in two forms - D2 and that are activated in the liver and the kidneys D3.
Types of vitamin D - D2 and D3 tablets
D3 (cholecalciferol) is called "sunshine" because it is formed in the skin by exposure to ultraviolet light. This should frequented by children and adults several times a week about 15-30 minutes in the sun. However, the intensive production of vitamin D is to unhealthy times instead - 11:00 to 14:00, when the skin needs protection.
In addition, the natural absorption of vitamin increases over the years from, and people with darker skin to take it slower. Sunscreen and adverse environmental conditions such. As air pollution, the perception may adversely affect the beneficial rays of the sun. Even in the summer months, so and not everyone can not always stock up with cholecalciferol.
D2 (ergocalciferol) is introduced into the body with the known foodstuffs. However, it is not known that many foods of animal origin with vitamin D enriched: fatty fish (herring, sardines, salmon, mackerel, tuna, halibut), lamb, eggs (yolk), butter, cream, sour cream, hard cheese, beef liver , seafood, cod liver, red caviar, fish oil. In limited quantities, the vitamin is also contained in plant foods: chanterelles, oatmeal, potatoes, oranges, parsley, broccoli, nuts, vegetable oils. It is important to observe the rules of cooking, so that the useful vitamin is not destroyed. It is also proven that the food can not supply a sufficient dose D2 the body, because for this you have to eat too many foods that are rich in them, and some of which also contain cholesterol. In addition, this list contains things that can be eaten during pregnancy and in the first six months of lactation with caution or not at all.
The main dietary sources of vitamin D, which are available to every person in the world available are:
- Vitamin D-fortified milk
- With vitamin D fortified cereal
- Oily fish (salmon, mackerel).
Remember that you need to take a large amount of food to be to supply your body with the proper daily dose. One egg yolk contains 20 IU, for example, (IE - international units), with a daily intake of 400-600 IU you can not meet the daily requirement of vitamin D alone by eating eggs. Other foods contain lower concentrations of vitamin D, which is why the manufacturer foods with vitamin D enriched milk, yogurt and cereal products.
Why is D3 so important?
- Improves calcium absorption in the intestines.
- Contributes to the maintenance of normal calcium and phosphorus levels in the blood, which strengthens bones. Helps in the formation of teeth and bones.
- Powerful immunomodulator
- Helps at any age, strengthen the immune system
- Increases the synthesis of serotonin
- Promotes vitality and good humor.
Why do I need vitamin D3?
Many people know that vitamin D3 is necessary for children and adults for a healthy bone growth. A lack of this vitamin can lead to a softening of the bones and an increased risk of bone breaks in children to rickish and adults. Current scientific research contributes to vitamin D deficiency with immunism, increased susceptibility to infections, development of certain cancers, diabetes and cardiovascular diseases. Vitamin D also plays a very important role in regulating the reproductive processes in women and men.
There are two forms of vitamin D. In humans, up to 90% of the vitamin D3 or cholecalciferol are formed in the skin by ultraviolet light. Vitamin D2 or ergocalciferol and partially cholecalciferol are recorded with animal and vegetable foods and deliver about 10-20% of the total vitamin D. They are initially converted to the liver and then in the kidneys in the active vitamin D - Calcitriol, the largest Part of the work makes. It is also worth mentioning that vitamin D, as it is fat-soluble, enriches in the liver and in the fatty tissue. In a surplus, it may come to symptoms of hypervitaminosis D: convulsions in children, calcium deposits in organs and tissues as well as the formation of renal stones. The daily intake of this vitamin is 400-800 ie, depending on the age.
Vitamin D3 or hormone?
In the literature is often read that vitamin D is counted to the hormones, you can even find the appropriate term: "hormone d". And that's not just a phrase! In fact, the molecules of all vitamin D variants in their chemical structure resemble the molecules of steroid hormones. In addition, this vitamin such as hormones is involved in physiological processes in the body. In particular, the fabrics of the human body have specific receptors for the active form of vitamin D - exactly like receptors for hormones.
In addition, the active involvement of vitamin D leads to the processes of hormon metabolism (in particular the direct and indirect participation in the processes of cholesterol metabolism, insulin synthesis, testosterone, estrogen and progesterone) conclusions to the nature of this vitamin and its proximity to substances Hormonal nature too.