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as levels normalise, improved daytime energy may temporarily affect sleep-wake cycles Individual sensitivity : A small subset of people may be more sensitive to changes in B vitamin levels Formulation factors : Some B12 supplements contain additional ingredients that could affect sleepalways check product labels for stimulants like caffeine For the vast majority of people, vitamin B12 supplementation does not cause sleep disturbances when taken as directed
Product Specifications Laboratory Handling Bacteriostatic water requires no preparation
Phase 2: Days 16-30 (2 mg/day) From day 16 onward, the dose doubles to 8 units (2 mg per injection)
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