If you're low in vitamin B12 and receive an injection, your body might react to the sudden boost with a headache, nausea, or dizziness
If sleep problems develop during use, consider other factors such as stress, caffeine intake, exercise timing, or the psychological effects of any new health regimen
Food and Drug Administration (FDA) approved low-dose colchicine to help prevent cardiovascular events in people with known atherosclerosis (specifically, those who have already experienced a heart attack or stroke, or have clinical signs of coronary artery disease) or multiple cardiovascular risk factors
The strongest evidence is in animal research
This enables neurons to function properly, thus helping in the treatment of conditions like [2] Peripheral neuropathy Dementia Alzheimer's Parkinson's Neuropathic pain Methylcobalamin Side Effects Though this vitamin B12 supplement has rare side effects, it is important to ensure that you are not allergic to it