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59% had a decreased vitamin B12 level

The introduction of therapeutic dosestypically 1mg of hydroxocobalamin administered intramuscularlytriggers metabolic processes as your body begins using the vitamin

The primary outcome measurement was serum vitamin B12

Similarly, a 2025 retrospective trial in 312 deficient children showed sublingual methylcobalamin (5001,000 mcg/day) boosted B12 from a median 172 ng/L to 438 ng/L in just 1.5 months, rivaling injections without needles

No travel fees, no service charges, no surprise line items after the fact

Michael Duben, MD is a Board-Certified Endocrinologist with over 20 years of clinical experience, trained at Mount Sinai and Albert Einstein College of Medicine