While vitamin C is essential for health, high doses can cause serious side effects. Learn the risks and how to use it safely, ...

Medically reviewed by Patricia Mikula, PharmD Key Takeaways Tablets contain the most accurate dose of vitamin C and are the most shelf-stable.  Powders offer more flexible dosing but can be harsh on ...

Vitamin C is known as the immunity-supporting superhero of the nutrient world. And while it can help shorten the duration of a cold, it boasts many other whole-body benefits that you might be missing ...

Fact checked by Nick Blackmer Vitamin C is essential for immune function, and most people can meet daily needs through food, ...

Vitamin C plays a crucial role in the function of immune cells. Individuals with infections tend to have lower levels of vitamin C. However, research has not found conclusive evidence that taking ...

Vitamin C and zinc are both nutrients that can support your immune system. Taking them together, through diet or supplements, may enhance their effects.

Vitamin C is an essential vitamin. It’s not naturally synthesized in our bodies, so we have to get it in the food we eat or in supplements. There are many health benefits of vitamin C, including ...

When cold strikes in, vitamin C becomes a go-to supplement for many. Some start loading up oranges, some turn towards ...

Some Michiganders have turned to supplements this cold and flu season to bolster their body’s defenses. While vitamins can help boost the immune system, too much of a good thing can have negative ...

Vitamin C may offer meaningful protection against one of the world's invisible but pervasive health threats – fine-particle ...