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An incidental-finding cohort from a Spanish university hospital (2023) What was found: among 4,800 people who had a B12 measured, about 7 in 100 had a level above 1000 pg/mL
It may also improve psoriasis due to its anti-inflammatory benefits
The 28-day guideline is based on pharmaceutical stability studies that determine the length of time the preservative can reliably maintain sterility through multiple punctures
Regulatory Reference This product is formulated to comply with USP compendial standards for sterile purified water and benzyl alcohol as a bacteriostatic preservative in multi-dose sterile preparations
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