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For example, in animal studies, methylcobalamin significantly prolonged the survival of mice with cancer, while cyanocobalamin was completely ineffective (6)

If your immune system is attacking the intrinsic factor protein, you've lost the ability to absorb B12 through your gut

The exact mechanism by which high doses of Vitamin B6 and B12 lead to monomorphic Acne is not fully understood

That matters because, unlike most peptides, a small molecule can be studied orally as well as by injection it has no peptide bonds for digestive enzymes to cleave

These vitamin supplements are available in two forms: Neurobion and Neurobion Forte

Digoxin Concomitant administration of omeprazole 20 mg once daily and digoxin in healthy subjects increased the bioavailability of digoxin by 10% (30% in two subjects) [see Drug Interactions (7)]