Peptide storage guides

Straightforward answers about keeping temperature-sensitive vials and pens in good condition — at home, in transit, and on holiday. Written for people following a protocol, not for search engines.

Do peptides need to be refrigerated?

What the storage instructions on your vial actually mean, why lyophilised and reconstituted peptides behave differently, and how to avoid the mistakes that spoil a vial.

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Looking for the cooler itself? See the PepCool portable cooler or browse all models.