News

Marine vs. Bovine Collagen: Which Is Better for Your Skin?

Marine and bovine collagen both work — but they're not the same. Here's how they differ on absorption, collagen type and sustainability, and which tends to be better for skin.

How Long Does Collagen Take to Work? A Realistic Timeline

Collagen isn't an overnight fix. Here's a realistic week-by-week timeline for when you can expect to notice changes in your skin, hair and nails — and the factors that speed it up or stall it.