All products featured on Glamour are independently selected by Glamour editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. “I usually ...

Adding a serum to your skin care routine is an easy way to target aging skin care concerns, and there's one serum ingredient that reins supreme — vitamin C. Serums infused with vitamin C are true ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When it comes to skincare products that work, antioxidant serums containing vitamin C reign supreme. But ...

“Vitamin E is a fat-soluble vitamin, and because of this, it works primarily within the cell membranes of the skin by helping ...

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

Are you getting enough vitamin C in your daily diet? Vitamin C, also sometimes referred to as L-ascorbic acid, is a vitamin found in foods such as red peppers, oranges, grapefruits, kiwis, broccoli, ...

Medically reviewed by Karina Tolentino, RD Key Takeaways Zinc and vitamin C work better together to support immune ...

Vitamin C supports immunity and skin health, but excessive intake can cause kidney stones, iron overload, enamel erosion, ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Hannah Frye Hannah Frye is ...

All products featured on Glamour are independently selected by Glamour editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. Ask any ...

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