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Forum posts and Reddit threads aren't clinical protocols

We focused on formulas with clinically-tested amounts of collagen peptides and supporting ingredients, prioritizing those that offer well-researched doses for joint, skin, and connective tissue health

No supplements beforehand: Just like with the serum test, the same applies here: Pause B-vitamin supplements for several days up to a week before the blood draw, after consulting your doctor, in order not to distort the results

The Five Major Peptide Classes (And What They Actually Do) The term "peptides" encompasses wildly different compounds with completely different mechanisms