Aims To compare the efficacy of sublingual and oral administration of 500 µg of cobalamin in
subjects with cobalamin deficiency. Materials and results Thirty subjects with low serum …

Cobalamin (vitamin B12) deficiency is particularly common in the elderly (> 65 years of age),
but is often unrecognized because of its subtle clinical manifestations; although they can be …

Importance of the field: Cobalamin (vitamin B12) deficiency is particularly common in the
elderly (> 15%). Management of cobalamin deficiency with cobalamin injections is well …

Background Evidence regarding the effectiveness of oral vitamin B12 in patients with serum
vitamin B12 levels between 125-200 pM/l is lacking. We compared the effectiveness of one …

OBJECTIVE: To evaluate the use of oral cyanocobalamin therapy in the treatment of
cobalamin (vitamin B12)–deficient anemia. DATA SOURCES: Primary and review articles …

Background: It has been suggested that oral cobalamin (vitamin B12) therapy may be an
effective therapy for treating cobalamin deficiencies related to food‐cobalamin …

The objective of this review was to evaluate oral cobalamin (vitamin B12) therapy in adult
and elderly patients, from the perspective of a hematologist. PubMed was systematically …

Background Vitamin B 12 deficiency is routinely treated with parenteral dosing and less
often with high-dose oral vitamin B 12. Oral vitamin B 12 formulations have low …

Hypercobalaminemia (high serum vitamin B12 levels) is a frequent and underestimated
anomaly. Clinically, it can be paradoxically accompanied by signs of deficiency, reflecting a …

Oral vitamin B12 can provide an effective alternative to intramuscular injections, so giving
patients a choice and reducing costs in primary care. This study investigated the …