The best peptide serums have the power to plump, smooth and hydrate skin. Here are our favorites based on editor testing and expert insights.

Of course, like vitamin C and vitamin A, peptides come in a variety of forms. In skin care specifically, you’ll see a lot of carrier, signal, and neurotransmitter peptides. “Carrier peptides deliver ...

It’s why brands such as SkinCeuticals are looking to tripeptides to target fine lines, while Medik8 is touting the power of ...

Peptides have become one of the skincare industry's most popular ingredients. It's no wonder why, with evidence showing these powerful molecules hold the secret to healthier, firmer, and more radiant ...

Although the cold, winter months don't help, most skincare concerns, such as chapped lips, know no season. While the beauty industry works tirelessly to develop products that help with barrier repair ...

Global K-beauty derma skincare brand COSRX is bringing Peptide science to life at Olive Young Festa LA 2026 through the COSRX Peptide Signal Station, an interactive skincare experience taking place ...

Every few years, a new "must-have" skin care ingredient bursts onto the scene, and this year? It's all about the peptides. Everywhere I look lately, from the drugstore shelves to social media, all I ...

Experimental peptides are gaining attention - and could soon become easier to obtain. Experts explain why they remain deeply wary.