‘Vitamin D supplement reduces chance of flu and colds’
Photo: Hollandse Hoogte
A new analysis of studies involving the impact of vitamin D supplements was examined, concludes that the vitamin even better for the health, it turns out thought. It provides protection against respiratory infections, including flu and the common cold.
The researchers looked at data from nearly 11,000 participants from 25 clinical trials. From individual studies was the positive effect of vitamin D taken as a supplement, in respiratory infections is not always forward.
The research, published in the British Medical Journal, wanted to find out why the difference was in these results.
It was found that the effect of the vitamin D supplement the strongest effect on people who have low vitamin D content, and also when the supplement on a regular basis is taken.
Dietary supplements according to experts ‘all but necessary’
People with the lowest levels of vitamin D halveerden the risk of a respiratory infection by the supplement a daily or weekly basis. Persons with a higher level of the vitamin saw this risk with 10 percent shrink. Generally speaking, a regular intake of the supplement be compared with the effect of the flu shot.
The vitamin is created by the influence of sunlight. It stimulates the production of antimicrobial peptides in the lungs, making it offers protection against infections of the respiratory tract. That might also explain why people in the winter, when the sun did not show, faster, more susceptible to the flu.
At the beginning of this month was vitamin D on the National Gezondheidsbeurs voted Supplement of the Year.