It is one of the twelve peptides the FDA removed from the list that restricted compounding in April 2026, and one of seven under formal advisory review on July 2324, 2026
Below, weve shared a bit more about each of these crucial factors: Stringent Laboratory Testing Processes: Independent laboratory testing verifies that Limitless Life products meet or exceed a 99% purity rating, which is exceptional for research peptides
B12 injections are generally very well tolerated
Erb Downward JR, Falkowski NR, Mason KL, Muraglia R, Huffnagle GB
No human study has tested these combinations
Limitless Life also carries premium injectable BPC-157 and TB-500: Nasal Spray Nasal sprays offer a non-invasive route of administration