Every vial is third-party tested by independent laboratories to verify 99% HPLC purity, amino acid identity by mass spectrometry, and endotoxin limits by LAL testing, and ships with a batch-specific certificate of analysis published on our COA page
Testimonials are not indicative of future performance or success
The effectiveness of peptides can vary based on their composition, dosage, and method of administration
Nonetheless, high B12 levels are absolutely harmless in these cases
At the end, there is also a guide of what to do if this is the case
Longer-Lasting Effects Depending on the dosage, the effects of Vitamin B12 injections can last anywhere from one week to a month, meaning fewer doses are needed to maintain adequate levels