Cold storage, light protection, date on the vial. Boring, removes half the variables.

Ten percent cuts, of the current dose not the original. That is the arithmetic that keeps it survivable.

The declaration contradicting the return address is what gets it opened.

Loose evidence is not nothing, but a washout either side is the only reason to trust your own take. Same for me with collagen peptides, unfortunately.

Interdose restlessness is distinct from the original symptom and worth naming separately. How long have you been on a practice change?

The published rule and the enforcement pattern are different documents. Only one of them affects you.