Adverse events were classified by severity as mild (easily tolerated, causing minimal discomfort, and not interfering with everyday activities), moderate (causes sufficient discomfort and interferes with normal everyday activities), or severe (prevents normal everyday activities)
These injections can be more rapidly absorbed by the body's bloodstream compared to oral supplements
A third category targets fat cells directly rather than working through appetite or growth-hormone pathways
Continue reading to learn about when to take vitamin B12, how much is safe to take, and how it can benefit your overall health
In these cases, supplementation is necessary and beneficial
Some common side effects of Vitamin B12 include headache, nausea, anxiety, nervousness, diarrhea, swelling, infection, severe itching of skin, loss of coordination and balance