Collagen creams, however, can have the rejuvenating effect on your complexion that hydrolyzed collagen supplements promise if they are formulated with proven collagen-stimulating ingredients, says board-certified dermatologist Nina Desai, MD.
If you want your collagen cream to boost collagen production, smooth fine lines, and amplify the elasticity of your skin, topical collagen, itself, cannot do so, according to board-certified dermatologist Dendy Engelman, MD.
The lightweight texture absorbs instantly, but I like to really slather it on and let it sit like a mini mask for a few minutes before gently rubbing any excess into my neck and décolletage.