Vitamins
Vitamins are an essential and essential part of daily human food. They are known for their small nutrients, fat, carbohydrates and protein, and because the body needs them in small amounts that are appropriate to their age and normal daily life, but the lack or lack of this simple quantity leads to health problems and diseases.
Vitamins are a type of dietary supplement manufactured within the body, and what can not be manufactured must be obtained from plant and animal sources, and the discovery of vitamins in the early last century; the first vitamin was discovered in 1909 is vitamin A.
And the discovery of vitamins and natural sources, and the enormous medical development has been able to manufacture pills for all types of vitamins sold in pharmacies after the appropriate dosage by the specialist, and currently knows twelve kinds of vitamins, these types are: (A, B1, B2, B3, B5, B6, B9, B12, C, D, E, K).
Vitamin D
Vitamin D: Vitamin D is one of the essential vitamins of the human body known as vitamin sun, a vitamin that dissolves in fat and does not dissolve in water. The recommended amount of vitamin D for men and women of different ages is 600 IU; the international unit of vitamin D in the weight mass is: 1 IU vitamin D = 0.025 μg.
The most important sources of vitamin D.
- Direct sun exposure, by direct exposure to it daily for ten minutes, especially the face and hands, taking into account not to put the sun protection when exposed to the benefit of the body by forming the third type of vitamin D subcutaneous, and the second type in the plant.
- Animal sources; eggs, whale liver oil, fish, milk, cheese and butter.
- Plant sources; whole grains such as wheat, barley and maize.
Vitamin D function
- Helps absorb calcium and phosphorus in the small intestine and kidneys and deposition in the bones, thus maintaining bone strength, density and deficiency causes osteoporosis.
- Fighting cancer cells.
- It activates the immune system.
- Fights arteriosclerosis and stiffness.
- Vitamin D fights tooth decay; it is added to the toothpaste to maintain it, and works to strengthen the teeth and prevent their fall.
- Recent studies have shown that it is linked to depression, and maintaining its quantity in the body reduces the symptoms of depression.
- Vitamin D strengthens the immune system; modern scientific studies have proven that it fights tuberculosis and breast cancer.
Vitamin D concentration decreases in the body due to lack of exposure to the sun, problems in absorption and kidneys, aging and weight gain, breastfeeding, genetic diseases, and malnutrition.