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Hello, and welcome back to Everyday Science.
If you’ve been in a pharmacy lately, you may have noticed more and more shelf space taken up with a smorgasbord of health supplements, claimed to improve our well-being in various ways.
If you’ve read some of my previous articles, you might have already guessed that I am inherently sceptical about the evidence supporting any and all of them.
As a middle-aged woman, the ads I get sent most often are for collagen, a protein found widely in the body that is claimed to improve your skin, hair and nails as well as keeping your joints strong and supple.
