Vitamin B12 overdose Symptoms: Headache Nausea and vomiting Bloating Diarrhea Fatigue and weakness Tingling in hands and feet Dizziness Itchy, burning skin Acne High blood pressure There are few studies for vitamin B12 overdose, but some medical experts suggest potential harm from B12 overload: May increase the risk for heart attack and stroke Too much vitamin B12 and folate during pregnancy may increase the risk of autism in offspring Could increase the risk for cancer May shorten lifespan High C-reactive protein (CRP) combined with vitamin B12 overload decreases the survival of cancer patients Its unlikely that high vitamin B12 can occur without the overuse of high-efficiency oral or injectable B12
Capsule endoscopy illustration Review Date: 6/11/2024 Reviewed By: Jenifer K
It usually depends on what the experts suggest you do and what kind of needs your body has
Genetic testing can reveal if you are predisposed to poor glutathione production, while a combination of personalised dietary and supplements ensure your levels of the master antioxidant are optimal
Side effects such as nausea, vomiting, and constipation are most common in the first 48 hours after an injection and can often be managed with over-the-counter remedies
Always ensure you're consistent with the intake for best results, and consult a healthcare provider if needed