Semaglutide: Standard shelf life: 30-45 days refrigerated Maximum: 56 days (some clinical protocols allow) More stable than research peptides Pharmaceutical-grade formulations include additional stabilizers Tirzepatide: Standard shelf life: 30-45 days refrigerated Maximum: 56 days Similar stability to semaglutide Important note: Research chemical versions of semaglutide/tirzepatide may be less stable than pharmaceutical versions
medscape.com Mondelez chief executive, 2025 investor conference, reported in trade press: estimated GLP-1 medications would have a 1 to 1.5 percent impact on volume over ten years, citing access limits and high discontinuation
Gastrointestinal symptoms are also important features that reflect dysautonomia, such as alternating diarrhea and constipation, nausea and gastroparesis, which is delayed emptying
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Upper arm (back): Viable but harder to self-inject
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