Can You Take Copper and Nickel Together?

May affect absorption

The short answer

Copper and nickel may compete for shared intestinal absorption mechanisms.

How to arrange timing

Consider separating copper and nickel by 2 hours.

Reference

Reference noted for this combination: NatMed Pro; Solomons NW, Am J Clin Nutr 1982

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.