US$ 21.34
ghk-cu therapy denver – Research Peptide GHK-Cu Dosage and Protocol: A
Description
The trade-off is typically less personalized medical oversight and limited support beyond the prescription itself

Shoemaker RC, Katz D, Ackerley M, et al

I never have issues like this so I believe it is due to the vaccine

The ideal long-term storage temperature is below 77f / 25c, nowhere near freezing temperatures