Conclusion: Optimizing Your Vitamin B12 Therapy Understanding the right dosage and how to get it is key to good vitamin B12 therapy
Certain medical conditions, such as pernicious anemia, may also mean injections are needed
There are a few common, mild side effects associated with B12 shots, including: Mild diarrhea, itching, nausea and vomiting, dizziness, headaches, and hot flashes Redness or swelling at the injection site Temporary soreness at injection site Serious side effects are rare but require immediate medical attention
These effects limit growth hormones suitability for many individuals, particularly those with metabolic syndrome, diabetes, or cancer concerns
niacinamide is generally well tolerated
Symptoms The clinical symptoms of hypercobalaminemia have not yet been fully investigated