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Contraindications/Precautions Cyanocobalamin is contraindicated in those with hypersensitivity to cobalt moiety or cobalamin molecule due to the risk of anaphylaxis (9)
If youre significantly low on B12, you might see a rapid improvement in symptoms like fatigue, brain fog, and mood
It is banned at all times, in-competition and out-of-competition (WADA 2026 Prohibited List)
4,031.72 g/mol Purity 98% CAS No
This syringe includes a passive needle retraction feature that eliminates the need to recap, reducing exposure and further lowering contamination risks
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