not responding to b12 injections Working? Your Cofactors Might Be the Problem : r/B12_Deficiency not responding to b12 injections

So, if you are eating a varied diet and do not have a laboratory-documented vitamin B12 deficiency, you do not need additional supplementation. However, she explains people who subscribe to strict vegan or vegetarian diets are much more likely to be at risk of vitamin B12 deficiency, and they should take supplemental B12, especially when pregnant or trying to become pregnant

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High-purity Five-A MQ supplied as loose powder in cp Intended strictly for laboratory research and analytical use Not for human or animal consumption not a drug, supplement, or therapeutic product Batch-specific Certificate of Analysis available upon request Store in cool, dry conditions handle with appropriate lab safety practices

Speaking of side effects, both treatments have their own set of common side effects