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Vitamin B12 is essential for overall health, and for many people, supplements are a simple way to maintain healthy levels, especially if diet or medical conditions make deficiency more likely
Working well
The 0.9% benzyl alcohol acts as a bacteriostatic preservative, which is what lets a single sealed vial be accessed repeatedly across a research workflow while supporting consistent solvent conditions
A 140 lb woman typically reaches 0.08% after 3 standard drinks
Signs of B12 deficiency develop gradually and can be non-specific initially: Haematological manifestations: Macrocytic anaemia (enlarged red blood cells) Fatigue, weakness, and lethargy Pallor and shortness of breath Glossitis (inflamed, smooth tongue) Neurological and psychiatric symptoms: Paraesthesia (pins and needles) in hands and feet Peripheral neuropathy with numbness or burning sensations Ataxia and difficulty walking Memory problems and cognitive impairment Depression, irritability, or mood changes In severe cases, subacute combined degeneration of the spinal cord It is crucial to note that neurological damage can occur even in the absence of anaemia, and if left untreated, some neurological effects may become irreversible
This makes it an essential component for studies involving sleep-wake cycles and metabolic synchronization
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