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l-carnitine injections before and after Injection L-Carnitine Injection: Benefits, Dosage And
Description
The peptide storage guide covers additional best practices

Cytotoxicity of lawsone and cytoprotective activity of antioxidants in catalase mutant Escherichia coli

I read further information on the studies you listed on kidney storage as this seems to be where b12 is mostly found other than the liver

Loso MR, Garizi N, Hegde VB, Hunter JE, Sparks TC

Tesamorelin is favored when body composition and visceral fat are primary concerns

The supplements purchased here are pharmaceutical grade and are not something you can just purchase over the counter or on Amazon