We asked dermatologists how collagen for the skin works, what to look for and how it can improve the look of fine lines, wrinkles, sagging skin and other aging concerns.

Just last year, Aniston revealed her “go-to collagen routine” is adding Vital Proteins Collagen Peptides “in my morning cup of coffee or smoothie — so easy to use.” ...

The Medicube Collagen Jelly Cream is on sale at Amazon for $10. Amazon reviewers and celebrities like Meghan Markle revere the moisturizer. The Medicube Collagen Jelly Cream has niacinamide ...

Jennifer Aniston swears by Vital Proteins collagen, now on sale at Amazon. Shoppers say it improves hair, skin, joints—and it's $8 off.