Can You Take Iron and White Willow Bark Together?

May affect absorption

The short answer

Iron supplements and White Willow Bark both irritate the GI tract. Combined intake may significantly increase the risk of nausea, stomach pain, and GI bleeding risk.

How to arrange timing

Separate by at least 2 hours. Take both with food.

Reference

Reference noted for this combination: NIH ODS — Iron; Vlachojannis et al., 2009 — Willow bark

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.