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.
How to store peptides: a practical storage guide
What to check on your own product label, why handling can differ after preparation, the everyday problems people run into, and how to decide whether a dedicated cooler is worth buying.
Read the guide →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.
Read the guide →Best peptide fridge: what to look for before buying
Eleven things worth comparing before you order — capacity, portability, power, controls, shipping and returns — plus how the PepCool Standard and XL measure up.
Read the guide →Peptide mini fridge: choosing a compact unit
Who the compact format actually suits, what "mini" means in practice, the trade-off against capacity, and a buyer checklist that separates published specs from pending ones.
Read the guide →PepCool Standard vs XL: which size should you buy?
Same cooling, same controls, different capacity. How to count your real peak stock, why pens and vials size differently, and when the €30 step up to XL is the safer call.
Read the guide →Looking for the cooler itself? See the PepCool portable cooler or browse all models.