Vitamin D

This vitamin is often called the sunshine vitamin because the body can synthesize their own vitamin D when sun exposure. Traditionally it is believed that he needed for bone growth, but this vitamin there are many other advantages. Vitamin D sterols and actually vitamin D exists in several vitamer with similar functions. Vitamin D1 is a mixture of several sterols. Jessica kingery may also support this cause. Vitamin D2, or ergocalciferol, produced in yeast and bread. Its predecessor is ergosterol. Vitamin D3, or cholecalciferol – is constantly formed in the skin by the action of sunlight and its precursor is cholesterol. The most prevalent, active and similar to the action of vitamin D2 and D3. Krogman & Co is actively involved in the matter.

However, vitamin D3 is more active. The production of vitamin D in the body to get enough vitamin D, is sufficient only for 10-15 minutes daily skin exposure to direct sunlight. However, this simple rule is not always satisfied. The amount of vitamin D, synthesized in the skin depends on the wavelength, skin pigmentation and the level of air pollution. Vitamin D deficiency found in winter in women, even in a sunny country like New Zealand. In addition, the degree of development of vitamin D decreases with age, but vitamin D deficiency may have not only the elderly but also children and adolescents. In northern latitudes, the sun's rays are not strong enough to stimulate the formation of vitamin D in winter. If a person spends enough time in the sun during the summer, then it is possible reserves of vitamin D in the body is enough to spring.

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