Did you know that people who supplement with vitamin D have a protective effect against acute respiratory infections?

“Our study reports an important new indication for vitamin D supplementation: the prevention of acute respiratory infections. We also show that people who are severely vitamin D deficient and those receiving daily or weekly supplementation without additional boluses had particular benefits.” Our results add to the evidence supporting the adoption of public health measures such as fortification of foods to improve vitamin D status, particularly in settings where severe vitamin deficiencies are common. D”.

Those: https://www.bmj.com/content/356/bmj.i6583