High-dose magnesium may slightly reduce zinc absorption
What's happening
Very high magnesium doses (>142mg) may modestly reduce zinc absorption. Normal supplemental doses are fine together.
Recommendation
Generally fine to take together at normal doses.
Timing
Can take together; separate only if taking very high doses
Sources
— Journal of the American College of Nutrition
Frequently Asked Questions
Can I take magnesium and zinc together?
High-dose magnesium may slightly reduce zinc absorption. Generally fine to take together at normal doses.
How should I time magnesium and zinc?
Can take together; separate only if taking very high doses
Is this interaction dangerous?
This interaction is rated “Info” by Formulate. Very high magnesium doses (>142mg) may modestly reduce zinc absorption. Normal supplemental doses are fine together.
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