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These include B1 (thiamine), B2 (riboflavin), B3 (niacin), B5 (pantothenic acid), B6 (pyridoxine), B7 (biotin), B9 (folate), and B12 (cobalamin)
For individuals with a diagnosed B12 deficiency or impaired absorption, the dosage for B12 injections is significantly higher to replenish stores and manage symptoms
Heaton, N
Latest scientific advances in understanding high B12 Research published since 2023 points in two directions at once: reassurance about supplements, and a clearer sense of when an elevation deserves attention
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Trial registration number Universal Trial Number: U1111-1183-4093
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