b12 injection dosage side effects Cyanocobalamin (Vitamin B12) how to use: Uses, Dosage, Effects, Contraindications Benefits of Vitamin B12 Shots

No More Is Always Better Mentality: While B12 is generally safe, taking excessive amounts when not needed simply means your body will excrete the excess, making it a waste of money and potentially masking underlying issues if youre self-treating

[1] Other rare side effects noted (mostly in older literature or high-dose use) include: polycythemia vera and peripheral vascular thrombosis in patients receiving repeated injections (though these associations are not well understood, they were listed in prior product literature as possible adverse events)

Some US packages can take longer Manufacturer: TP Drug or March Pharma

Takes a while to work but Im now starting to feel the effects