Can You Take Annatto and Iron Together?

May affect absorption

The short answer

Annatto contains bixin and norbixin, carotenoid compounds that may chelate iron and reduce its absorption when taken together.

How to arrange timing

Separate Annatto and iron supplements by at least 2 hours to avoid absorption interference.

Reference

Reference noted for this combination: Examine.com; NatMed Pro

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.