Contraindications: Not for use in individuals with cancer, during pregnancy/breastfeeding, or those with known hypersensitivity to peptide components
In short: B12 shots are used because they deliver vitamin B12 faster, more reliably, and more efficiently than oral supplements, especially if you have an absorption issue
Rhonda Patrick, a biomedical scientist and founder of FoundMyFitness, emphasizes: "NAD+ levels can go up when we exercise or fast, but NAD+ precursors like NR and NMN boost them further, supporting energy production and cellular repair."[17] She notes that combining lifestyle with supplementation yields optimal results
Vitamin B12 injections are a vital treatment for those with pernicious anaemia, a condition characterized by a lack of intrinsic factor a protein that binds and absorbs vitamin B12
Because it is a small molecule, it is studied orally/sublingually in the literature