Vitamin C and zinc are common supplements for immune health, but do they do anything? Here's what doctors say.

Vitamin C enhances iron absorption, and taking vitamin C with some other nutrients may help enhance the effects of each.

C supplements to boost immunity and skin health - Worried you’re not getting enough vitamin C from your diet? These ...

Interestingly, while many assume red peppers, being fully ripe, are the most nutritious, this study found the yellow ones ...