Does Soy foods Affect Selenium?

May affect absorption or how you feel

The short answer

Soy protein reduces selenium bioavailability compared to other protein sources, likely through binding in the digestive tract.

How to arrange timing

Take selenium supplements apart from soy-heavy meals for better absorption.

Reference

Reference noted for this food and supplement combination: Hu et al., J Trace Elem Med Biol 2010; Examine.com

Important context

The effect can also change with food amount, supplement 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.