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Reference and Analysis

Peptide Stability and Storage Estimator

Estimate how much potency a reconstituted peptide has lost based on storage temperature, days elapsed and freeze-thaw cycles. Get a clear usability verdict.

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Interactive calculator

Reference

Peptide Stability & Storage Estimator

Estimate remaining potency of a reconstituted peptide based on storage conditions and time elapsed.

Peptide & Storage Details

Peptide stability class

Storage temperature

Days since reconstitution

Freeze-thaw cycles (times frozen & thawed)

Stability Estimate

Estimated potency remaining — %

Storage degradation — %

Freeze-thaw loss — %

Recommended use window —

Potency bar

Estimate Only. Stability data is modelled from published peptide degradation research. Actual stability varies by peptide sequence, solvent pH, light exposure, and container quality. This tool does not replace laboratory analysis. When in doubt, discard and use a fresh vial.