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 ...

In fact, multiple one study have found that niacinamide has a calming effect on the skin, reducing inflammation, which is a ...

Niacinamide and vitamin C are more popular than ever. You can combine these vitamins for healthier and brighter skin—here's how. For years, dermatologists have touted the benefits of antioxidants, ...

Vitamin C is used to brighten the complexion by reducing the production of melanin in the skin. The benefits of using vitamin c serum on our skin are endless, including the fact that it helps produce ...

"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 ...

L-ascorbic acid: Brezavscek calls L-ascorbic acid the purest and most potent form of vitamin C, making it “great for normal ...

Augustinus Bader's new Vitamin C serum has a stable form of the skincare super-ingredient, delivered in an effective, ...

"By protecting collagen and elastin from degradation, astaxanthin helps maintain firmness and elasticity. It works at a ...