Can You Take Calcium Citrate and Manganese Together?

May affect absorption

The short answer

Calcium (as Calcium Citrate) may inhibit manganese absorption through competition for shared divalent cation transporters.

How to arrange timing

Consider separating this calcium form and manganese by 2 hours.

Reference

Reference noted for this combination: NIH ODS Manganese Fact Sheet; Davidsson L, 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.