While manufacturers state its acceptable for unopened vials, we recommend refrigerating them upon arrival
A 2021 systematic review of 16 randomized controlled trials and 6,276 participants (Markun and colleagues, Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue, Nutrients, 2021) found that B12 supplementation does not reliably reduce fatigue in people who are not deficient
Course Duration: 60 days Notes: A 60-capsule bottle from our top source contains a 60-day supply
We only offer nutrient injections after a brief wellness evaluation or as part of ongoing patient care
Mouth Pain and Inflammation A deficiency of vitamin B12 or other nutrients can cause inflammation and pain of the tongue (the medical term is glossitis)
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