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Types of vitamin B B vitamins are important for supporting overall brain and mental health by supporting energy production, healthy brain function, and the production of neurotransmitters that regulate mood
Must be converted to active forms by the body
Unlike homocysteine, which responds to both B12 and folate intake, the metabolite methylmalonic acid (MMA) specifically responds to B12 intake, and for some time we viewed MMA levels as the most important measure of B12 activity
Vitamin B12 is one of those nutrients your body truly cannot function well without
A 2020 review cites studies that indicate extravasation occurs in Injection site reactions may get better within a few days
Too little and you're wasting money
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