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Pro-Collagen Technologies: Contains 9.0% Pure Undiluted Tripeptide-29, which works in synergy with GHK and GHK-Cu to support healthy collagen, plus 4.0% Complex of Acetyl Tetrapeptide-2 and Trifluroacetyl Tripeptide-2 to support firmer-feeling skin
Another major limitation is the age of the evidence base itself
Published by: The Nutritional Medicine Institute Open Access: This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs licence ( which permits non-commercial reproduction and distribution of the work, in any medium, provided the original work is not altered or transformed in any way, and that the work is properly cited
Numerous studies have also reported its neuroprotective properties
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