https://www.ncbi.nlm.nih.gov/pubmed/32139409
The vitamin C group had a 0.80-fold lower risk of getting a common cold than did the placebo group
I'm not good at maths or statistics - can anyone tell me what 0.80- fold means in layman's terms?
It is significant that the South Korean Government is planning to give 6g a day per soldier doing National Service - which is a huge number of people.
Vitamin C intake provides evidence to suggest that reducing the common colds in Korean Army soldiers. Our results may serve as a basis for introducing military healthcare policies that can provide vitamin C supplementation for military personnel in basic military training.