Also known as ascorbic acid, vitamin C is a small carbohydrate molecule first identified in the 1920s by Albert von Szent Györgyi, who discovered that it was able to prevent and cure scurvy. Scurvy is ...

They're great for fading dark spots, improving skin tone, and giving you an even-toned glow.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Along with retinol and hyaluronic acid, one of the skincare ingredients you likely hear about most is ...

Think your vitamin C comes from hand-picked oranges and sunshine? Try corn syrup, sulfuric acid, and genetically modified microbes instead. This isn’t a wellness fairy tale. It’s industrial chemistry ...

Vitamin C has been crowned the ultimate immune-boosting, anti-aging wonder vitamin, leading millions of people to megadose on supplements while slathering high-concentration serums on their faces ...