Can You Take Iron and White Oak Bark Together?

Dose or timing may matter

The short answer

White Oak Bark is extremely high in tannins, which strongly bind iron and reduce its absorption significantly.

How to arrange timing

Separate White Oak Bark and iron supplements by at least 3 hours.

Reference

Reference noted for this combination: Natural Medicines Comprehensive Database

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.