"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." When skin needs a boost of moisture, you’re likely to reach for a hydrating ingredient like hyaluronic ...

Not long ago, I was standing in my bathroom, scanning the ingredients list on my go-to hand cream. Retinol? Nope. Vitamin C? Not here. But tucked somewhere in the middle of the list was glycerin. Then ...

Glycerin is a sugar alcohol that acts as a sweetener, a moisture-retaining agent and a texture enhancer. Unlike traditional sugar, glycerin does not cause a rapid spike in blood sugar levels, making ...