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While this historical data is valuable, it lacks the large-scale, double-blind, randomized placebo-controlled trials required by modern Western medicine to establish definitive clinical proof

doi: 10.1016/j.yexcr.2020.112136 241 RaoYFangYTanWLiuDPangYWuXet al

A fresh vial reconstituted with proper technique will always be clear

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Back pain Low back pain is very common, it is estimated that 84% of the general population experience low back pain at least once in adulthood, with up to 90% being non-specific and without known cause

Long-term Health Risks Long-term risks of untreated B12 deficiency include irreversible neurological damage and a higher risk of heart disease