Can You Take Cyanocobalamin and Methylcobalamin Together?

May affect absorption

The short answer

Cyanocobalamin and methylcobalamin are both B12 forms that share the same intrinsic factor-mediated absorption pathway in the ileum. Taking both at high doses simultaneously saturates absorption capacity.

How to arrange timing

Choose one B12 form. If using both, space them apart by at least 2 hours.

Reference

Reference noted for this combination: Obeid R et al. Mol Nutr Food Res. 2015;59(7):1364-1372

Important context

Whether supplements suit you together also depends on dose, product formulation, health conditions, and medication use. Ask a doctor or pharmacist first if you take medication, are pregnant or breastfeeding, or have a chronic condition.