Can You Take Coral Calcium and Magnesium Together?

May affect absorption

The short answer

Calcium (as Coral Calcium) and magnesium compete for intestinal absorption via shared transport pathways.

How to arrange timing

Consider separating this calcium form and magnesium by 2 hours.

Reference

Reference noted for this combination: NIH ODS Magnesium Fact Sheet; Abrams SA, Am J Clin Nutr 1997

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.