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In some cases, this nutrient is included in a multivitamin or other dietary supplement containing multiple nutrients

It was estimated that 400 mg/d riboflavin supplementation during 36 months could reduce the headache frequency and the use of abortive anti-migraine tablets (34)

This is critical, since accelerated matrix degradation underlies disease progression

- Keep out of reach of children

Proinsulin C-peptide (C-peptide) has drawn much research attention

Additional tests like MMA (methylmalonic acid) and homocysteine levels may be required for a more detailed assessment, especially in cases of borderline B12 levels