Despite the lack of proven benefit for general collagen supplementation, adequate glycine and proline availability in the diet can likely be achieved through consuming balanced, complete proteins, making additional collagen supplementation unnecessary for most people.
normativepending
Speaker
Unidentified Speaker — Are collagen supplements effective and worth taking? | Pete… [mHTcezYApFc]Evidence Quote
“it's a nice source of glycine and Proline but if you take enough protein probably the Glycine and Proline is already sufficiently available in your diet”
Source
Are collagen supplements effective and worth taking? | Peter Attia and Luc van Loon— Peter Attia MDCreated: 8/12/2026, 6:08:47 PM
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