1 – helps the body to benefit from and to build strong bones.
2. Strengthens muscles and teeth.
3 – activates the immune system.
4. Reduces inflammation.
5. Improves mood.Vitamin D and mood
Proved that vitamin D deficiency leads to an increased risk of depression.
The researchers say there are receptors in the brain for vitamin D as it has some effect on the ratio of biosynthesis and the hormone (happiness hormone).
After many studies, the researchers found that most patients with severe vitamin D deficiency.Winter depression
Is a seasonal depression that affects some people in the winter only. The researchers attributed the reasons for not being exposed to the sun enough in the winter and therefore not get enough vitamin D.
Symptoms of winter depressionSymptoms of winter depression
- 1. The feeling of permanent fatigue.
- 2. Feeling of constant concern.
- 3 – weight in the legs.
- 4. Sleep for long periods.
- 5. Excessive feeling of pain.
- 6. Headaches and difficulty concentrating and communicating.
- 7. Addiction to carbohydrates.
- 8. Weight gain.
- 9. Disorders in .
- 10. Loss of sexual motivation.
Vitamin D analysis
You can perform a blood analysis called where the normal ratio in the body of 20-50 ng / ml
but if the ratio is less than 20, it reveals a lack of vitamin D.Sources of Vitamin D
You can get vitamin D from
1 – such as tuna, salmon, mackerel, sardines, bovine liver, egg yolks and mushrooms, as well as cereals and milk fortified with vitamin D.
2- Food supplements.
3 – It is recommended to exposure to the sun from 5 to 20 minutes twice a week without the protection of the sun and without cover for the part exposed to the sun.Daily amount of vitamin D
According to the FDA, the daily amount required varies according to age, as follows:
From day to year: 400 IU.
From the age of 1-70 years: 600 IU.
More than 70 years: 800 IU.