"Vitamin C is essential to produce neurotransmitters in the brain, which govern mood and cognition," says Uma Naidoo, MD, director of nutritional and lifestyle psychiatry at Massachusetts General ...

By age, vitamin C intake recommendations — per the NIH — are: In general, males need higher amounts within these ranges, and those who are pregnant or breastfeeding need more vitamin C as well.

If you take at least 0.2 grams of vitamin C every day, you're not likely to have fewer colds, but they may end a day or two quicker. In general, vitamin C won't harm you if you get it by eating ...

But even today, the Linus Pauling Institute at Oregon State University writes: “It is widely thought by the general public that vitamin C boosts immune function, yet human studies published to d ...

a good general rule of thumb is to use the product within 12 months of opening it, but some serums may even begin to change after only three or six months,” Stephens said. If your vitamin C ...

Luckily, there are specific vitamins that can help maintain the skin’s moisture balance. Vitamin C plays a significant role in maintaining hydration by enhancing the skin’s barrier function.