can a b12 injection go wrong Why do I feel worse after injection? Vitamin B12 Deficiency & Nerve

Post-surgical patients

Taking too much can cause side effects like nausea, headache, dizziness, and, in some cases allergic reactions

Technical Specifications Molecular Formula: C15H25CuN6O4 Molecular Weight: 416.9 g/mol Purity: 99% (HPLC-MS Verified) Structure: [L-Alanyl-N-L-histidyl-N,N3-L-lysinato(2-)]copper Monohydrochloride Storage: Store at -20C in a light-protected environment to prevent dissociation of the copper ion

No claims are made regarding biological activity, safety, efficacy, or medical benefit

Along with the increase in energy will likely be the increase in cognitive functioning, so you may notice an improvement in your memory and quality of sleep around the same time as the reduction in fatigue