doi: 10.1007/S13197-013-1255-9 49 Eloe-FadroshE
Although GHK-Cu and Pal-GHK have been of interest as effective peptides to be incorporated in the anti-wrinkle products, there is a surprising absence of clinical studies using them
Check peptide expiration guidance for storage best practices
For instance, in one 1960s study of intravenous NAD+ for addiction, patients who received a fast IV drip experienced immediate headache and shortness of breath, whereas those given the same dose at a slower drip rate (under ~35 drops/min) had no distress
(Waldner 2006) A double-blind RCT (n=30) in patients receiving high-dose interleukin-2 therapy reported a reduction in serious cardiac events (e.g., arrhythmias and acute heart failure) with L-carnitine use compared to no therapy, but the small sample size and heterogeneity of the cancer types limit generalizability
Intramuscular injections (often into the thigh or upper arm) ensure your body gets the full benefit without any loss