In WADA FAQs on the Prohibited List they note, "Use of supplement products that have been subjected to one of the available quality assurance schemes can help to reduce, but not eliminate, the risk of an inadvertent doping infringement." WADA does not approve, certify, or endorse dietary supplements
This article examines the evidence behind B12 injections, clarifies who genuinely requires them, outlines potential risks, and explores evidence-based alternatives for sustainable weight management aligned with NICE guidance and NHS prescribing standards
A consultation with a licensed medical provider is required before treatment
(2021) Vitamin B12 supplementation in diabetic neuropathy: a 1-year, randomized, double-blind, placebo-controlled trial
Gradual titration is critical to minimize gastrointestinal side effects [6]