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Topical Peptides Best for: GHK-Cu, AHK-Cu, PTD-DBM, Zinc Thymulin Advantages: Easy application, targeted delivery to the scalp, minimal systemic effects, can be combined with microneedling for enhanced absorption Limitations: Penetration can be limited by the skin barrier

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57 SeiwerthS.RucmanR.TurkovicB.SeverM.KlicekR.RadicB.et al (2018)

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There is no scenario where stacking two GLP-1 agonists makes pharmacological sense, and no calculator can make an unsafe combination safe