What is vitamin D used for?

Vitamin D, between fatty fish and sunlight

The body does not know how to synthesize vitamin D enough. Diet and sunlight are two ways the body gets vitamin D. The source of vitamin D is food such as fatty fish or cod liver oil. These foods that contain vitamin D represent about 25 percent of the required amount of vitamin D for an adult according to ANSES. In addition to food, it is recommended to be in the sunlight. Vitamin D is synthesized in the skin under the influence of UV rays from the sun. 20-30 minutes is thought to be enough to get enough vitamin D. That’s why we like to call it the sunshine vitamin.

Vitamin D, an essential calcium hormone

Vitamin D is considered a fat-soluble hormone. When absorbed at the intestinal level or synthesized in the skin by exposure to the sun, it takes on an active form as it passes through the level. liver and kidneys. It is at this moment that it intervenes and becomes necessary for health. Vitamin D promotes the absorption of calcium and promotes its attachment to bones.

Vitamin D and bone mineralization

By allowing calcium to be absorbed by the body, vitamin D also helps to fix calcium to the bones. Therefore, her actions are very important bone mineralization. An adequate supply of vitamin D is essential from birth and even before birth. It helps to fight risk of shortage and be responsible for growth retardation. By binding calcium to bones, vitamin D helps support normal bone growth in children. Later, with age, it continues its role in bone mineralization. Especially with womenfor whom vitamin D protects against the risk of osteoporosis.

Vitamin D and calcium maintenance

By promoting the absorption of calcium in the intestines, vitamin D helps maintain its balance in the body. Vitamin D helps the kidneys remove calcium when the level is too high. Second, it helps maintain calcium levels blood. Thus, vitamin D acts as a hypercalcemic hormone.

Vitamin D and the immune system

Vitamin D acts as an immunity booster. It is so level innate immune system that level adaptive immune system. Vitamin D will stimulate the innate immunity to quickly start working in the face of aggression. In the same way, it affects the adaptive immunity and the production of sufficient lymphocytes.

With the onset of the health crisis related to Covid-19, vitamin D has gained notoriety. Some studies recommend supplemental vitamin D to boost the immune system, but others remain unclear. Scientific research does not yet have a decisive role for vitamin D strengthening immunity. But it helps the kids.

Vitamin D, a supplement against the risk of muscle fatigue

Some studies show that vitamin D helps maintain muscle health. Taking vitamin D supplements appears to have a beneficial effect on muscle fatigue. Vitamin D has been found to help increase muscle activity. Knowing that vitamin D contributes to cell division and phosphorus uptake, so its crucial role in muscle is not surprising.

A low sun exposure or a slightly varied diet can very quickly cause vitamin D deficiency. If symptoms of deficiency appear, it is recommended to consult the attending physician. The exact dosage for each individual must be determined.

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