mineral absorption
2 interactions related to mineral absorption
calcium + zinc
A large calcium dose may modestly reduce zinc absorption in some conditions, but human evidence is mixed and the effect is not clinically dangerous.
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magnesium + zinc
At high supplemental doses, zinc and magnesium can each modestly reduce the other's absorption in the gut — and the better-documented direction is zinc lowering magnesium absorption, not the reverse. The effect is minor and dose-dependent; ordinary multivitamin amounts rarely matter.
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