Can You Take Calcium D-Pantothenate and Iron Together?

Dose or timing may matter

The short answer

Calcium D-Pantothenate provides calcium, which competes with iron for absorption in the GI tract. Taking them together reduces iron uptake.

How to arrange timing

Separate Calcium D-Pantothenate and iron supplements by at least 2 hours.

Reference

Reference noted for this combination: Hallberg L, et al. Am J Clin Nutr. 1991

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.