Can I Take These?

Can You Take Copper and Levothyroxine Together?

No documented interaction was identified between copper and levothyroxine in the sources reviewed.

No documented interaction identifiedEvidence: Moderate

See the full Copper page and Levothyroxine page for other reviewed interactions and reference information.

What the interaction means

Copper's own NIH fact sheet does not mention levothyroxine. Levothyroxine's FDA label's only 'copper' hit is 'COPPER ABSORPTION INHIBITOR' inside its generic pharmacologic-class taxonomy dropdown, not a prose interaction statement.

No documented interaction between Copper and Levothyroxine was identified in the authoritative sources reviewed. This is not a guarantee that no interaction exists for every dose, formulation, or individual -- it means the sources checked did not document one.

Practical context

Both Copper's and Levothyroxine's own current authoritative sources were checked directly, full text, in both directions; the taxonomy-list mention was deliberately not treated as a real interaction claim.

What the sources say

Copper — Consumer — NIH Office of Dietary SupplementsLevothyroxine Sodium Capsules — FDA Prescribing Information — YARAL Pharma, Inc. (via DailyMed, U.S. National Library of Medicine)

Last reviewed 2026-08-23

Medical information disclaimer: this information is general and educational. It does not diagnose conditions, prescribe treatment, or determine whether a combination is safe for you personally. Follow your prescription label and ask a pharmacist or clinician before starting, stopping, or combining products. Full disclaimer.

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