What is the truth about collagen oral supplements and topical collagen and my skin, hair and nail health?

What is the truth about collagen oral supplements and topical collagen and my skin, hair and nail health? Protein makes us healthy, but it doesn’t have to be “collagen protein supplements.” Short answer- collagen supplements are not worth the money. Here’s why. All proteins are made of 20 amino acid building blocks. Each protein contains…