again, this is relevant mainly for oral supplementation, but it suggests caution in patients taking separate high-dose biotin supplements
But when you start looking at actual dosing protocols, everything gets murky fast
Mayo Clinic notes that there is no solid proof B12 injections help with weight loss in people who are not deficient
A Synthetic ERR Agonist Alleviates Metabolic Syndrome
Related Side Effects from Vitamin B12 Shots Theres no established toxic dose for B12since its a water-soluble vitamin, youll flush out whatever you cant use
That is measured by an elemental technique, inductively coupled plasma mass spectrometry or atomic absorption spectroscopy, not by chromatography, and a certificate reporting only peptide purity has not established that the material is a complex at all rather than a peptide with some copper alongside it