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Summary: Feeling worse after a B12 injection typically reflects your body adjusting to replenished vitamin levels, triggering metabolic processes that may temporarily cause fatigue, headaches, or injection site discomfort
The regulatory landscape for novel compounds shifts over time
This section summarises research context only
In individuals with genetic polymorphisms affecting these enzymes, methylcobalamin theoretically offers an advantage by bypassing the conversion requirement
Retrieved 23 July 2021
research compound only Product Specifications Format: lyophilized powder in vial (reconstitute with bacteriostatic water) Strengths available: 10 mg per vial
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