Can You Take Iron and Silicon Together?

May affect absorption

The short answer

Silicon may bind iron in the GI tract, potentially reducing iron absorption when taken together.

How to arrange timing

Consider separating iron and silicon supplements by 2 hours.

Reference

Reference noted for this combination: Jugdaohsingh R, Am J Clin Nutr 2002

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.