Safety tool
Peptide Interaction Checker
Pick 2 – 5 research peptides and the checker returns the pairwise interaction matrix with severity labels — caution, warning, or avoid — drawn from documented co-administration research.
Choose peptides (2 – 5)
Selections are checked pairwise against the documented research-stage interactions dataset.
Results
Avoid: One or more selected pairs are not co-investigated in research literature.
- Semaglutide + Tirzepatideavoid
Both are long-acting incretin-class agents; stacking compounds gastric and metabolic effects.
Severity bands
- Clear — no documented pairwise concern in the current dataset.
- Caution — frequently co-investigated; design the protocol to attribute effects cleanly.
- Warning — overlapping mechanism; combination is rarely studied or carries known additive effects.
- Avoid — the combination is not co-investigated in published research-stage protocols.
How the dataset is built
Each pairwise entry references either a published research-stage co-administration study, a shared receptor mechanism, or guidance from manufacturer monographs. Entries are symmetric (A + B == B + A) and the worst-severity finding is surfaced as the overall stack signal.
Related tools
- Stack Builder — bundles this checker with a weekly schedule.
- Protocol Simulator — multi-week timeline.