A dietitian’s 30-day collagen experiment, plus what the research says about skin, joints and how much to take.

I tried Jennifer Aniston’s Vital Proteins collagen powder myself and scoured the reviews - here’s what I thought of the ...

Aniston once told E! that Vital Proteins collagen powders are a part of her "every day" health and wellness routine. The unflavored powder is a longtime bestseller that easily melts into any drink ...