Studies have evaluated its role in cardiovascular and athletic performance.*
One series that included the rostral-caudal extent of the NTS was used to detect RNA levels of Y1-R (RNAscope Probe Rn-NPY1-R-C1), GLP-1R (RNAscope Probe Rn-GLP-1R-C2), and f-Cy5-GEP44
The strongest human evidence is topical, including the Leyden 2002 photoaging trial and a 2023 IRB-approved 21-woman topical NEEL gel study reporting an average 28% increase in skin collagen density at 3 months
Modulates Neuroendocrine Activity DSIP has been shown to influence neuroendocrine regulation, interacting with hormonal systems that control stress, recovery, and metabolic balance
Some users supplement strategically, and the guide to supplements to take with tirzepatide covers the most evidence-based options for supporting health during treatment
On a 30-unit syringe, they are clearly visible and easy to measure precisely