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Hup A was observed to ameliorate diabetic cognitive impairment by modulating BDNF levels, oxidative stress, inflammation, and apoptosis in the brains of STZ rats (70)

This is not a health side effect per se, but it is a consequence of use that certain populations must consider

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If you experience side effects from B12 injections, ask about switching to oral doses instead

Ideal Candidates You might be a good candidate if you: Feel constantly tired or sluggish Have difficulty focusing Follow a vegetarian or vegan diet Have a known B12 deficiency When to Avoid It Those with certain allergies or medical conditions should speak with a provider before starting injections

low potassium causing muscle cramps or irregular heartbeat seek medical help