"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Many people—including myself—swear by niacinamide as a holy grail skincare ingredient. CosRX's serum is ...

While “glass skin” as a term has its roots in Korean beauty culture, it’s really just a fancy way of saying flawless skin.

If dark spots and uneven skin tone have crept into your skin over the years, this serum tackles it all. It's formulated with a vitamin C alternative called viniferine that's 62 times more effective ...

Facial serums are fast-absorbing skin care products containing high doses of active ingredients such as vitamin C and retinol. They can improve fine lines, acne, redness, and dry skin. Share on ...

If you're looking to amp up your skincare routine, then it's def time to add serum to your routine. ICYMI, it can be a minimal but powerful step with major skin benefits. "A serum is essentially a ...

I’ve always taken good care of my skin. But as I’ve grown older and more concerned about aging, it seems I’m spending more money than ever on every type of anti-aging product out there. But good skin ...

Paid Advertisement by Grooming Playbook. Observer Content Studio is a unit of Observer’s branded content department. Observer’s editorial staff is not involved in the creation of this content.