Can I Take These?

Can You Take CoQ10 (Coenzyme Q10) and Vitamin D Together?

No documented interaction was identified between CoQ10 and vitamin D in the sources reviewed.

No documented interaction identifiedEvidence: Moderate

See the full CoQ10 (Coenzyme Q10) page and Vitamin D page for other reviewed interactions and reference information.

What the interaction means

MedlinePlus's vitamin D page does not mention CoQ10/coenzyme Q10. NCCIH's CoQ10 page names exactly three interaction concerns -- warfarin, insulin, and some cancer treatments -- and vitamin D is not among them.

No documented interaction between CoQ10 (Coenzyme Q10) and Vitamin D 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

Vitamin D's MedlinePlus page and NCCIH's CoQ10 page were checked directly, full text, in both directions. CoQ10's short named list does not include vitamin D or other vitamins.

What the sources say

Vitamin D — MedlinePlus, U.S. National Library of MedicineCoenzyme Q10 — National Center for Complementary and Integrative Health (NIH)

Last reviewed 2026-08-25

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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