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Description
7 Compared with placebo, patients taking metformin had an increased risk of vitamin B 12 deficiency (number needed to harm = 14 per 4.3 years) and low vitamin B 12 levels (number needed to harm = 9 per 4.3 years)

99%+ Purity U.S

Proton pump inhibitor-induced gut dysbiosis and immunomodulation: current knowledge and potential restoration by probiotics

Typical Daily Dose: Most research protocols use a dose between 250mcg and 500mcg per day
