Rosacea treatment is a marathon — not a sprint ... and homeostasis and preserves the structural integrity of collagen and elastin fibers. The LL-37 peptide believed to play a role in rosacea ...

“Using retinol with rosacea requires extra precaution ... With hydrating hyaluronic acid, this retinol day cream boosts collagen production, smooths fine lines and contains SPF 30 for daily ...

From collagen loss to dullness, here’s what’s really going on with your skin post-35 – and the ingredients that can help.