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[38, 39, 48] (iii) activation of focal adhesion kinase (FAK) [46] and (v) reduction of apoptosis-inducing factor (AIF) expression [46]

Doses above ~500 mcg/day are not generally linked to added benefit in the reference literature, and none of this reflects proven human efficacy

doi: 10.1038/nrdp.2017.40

This completely bypasses the digestive system, avoiding the very absorption issues that tirzepatide creates
