Peptides I usePH makes some difference. Maybe not for HGH.. I don't know, but Ph affects gelling of some peps
Hcg
Hgh
Bpc157
Tb500 frag
GHK-Cu
Tirizepitide
All in "sanitized " not "sterilized" 3ml injector cartridges.. occasional alcohol swab.. random bac water. Haven't had issues yet... but I will keep my eye out!!

