Peptides are the buzziest ingredient in lip care. Touted as the secret to better lip hydration, smoothness, and fullness, lip peptide products are in high demand. But do peptide lip treatments ...

NEW YORK (AP) — A tube of lip balm may seem like the perfect antidote to dry, cracked lips. But do these over-the-counter products soothe flaking or can they make it worse? Though dry lips can ...