CompoAtlas

Ubiquinone in food supplements

3,186 supplements declared in France contain Ubiquinone as a substance or active ingredient.

Other names in the Compl'Alim list: co-enzyme Q10.

Compl'Alim declarations. Compl'Alim, food supplement declarations (France), retrieved 15 November 2026.

In plain words

À quoi il sert, selon les fabricants

Objectives most often stated for supplements that contain it (Ubiquinone): antioxydant (617 produits), peau (551 produits), immunité (260 produits), artères et cholestérol (256 produits), sport (199 produits).

These are the objectives manufacturers declared to the authorities, not proven effects. On the packaging, only health claims authorised by the EU may be written.

Compl'Alim, food supplement declarations (France), retrieved 15 November 2026.

What we know about this ingredient

Associated research

ClinicalTrials.gov · A trial is not proof: it tests a hypothesis.

Searched on 1 November 2026.

Scientific publications (PubMed)

3,024 records published in the five years before 12 November 2026. The name is searched in the title or abstract; derivatives and passing mentions can be counted. This count does not measure effectiveness.

Searched on 12 November 2026.

Most recent systematic reviews and meta-analyses:

NCBI reuse policies.

What health agencies say

An opinion says what the agency recommends; it is not a rule binding on the product.

The BfR recommends that people taking blood pressure lowering drugs or coumarin-type anticoagulants seek medical advice before taking more than 100 mg of coenzyme Q10 per day, as possible interactions have not been sufficiently studied.

BfR, opinion of 10 November 2023, questions-réponses du 10/11/2023.

Declared daily quantities

Declared daily quantities: Ubiquinone
UnitProductsMedianMinimumMaximum
mg18847.50.000785550

Calculated from Compl'Alim declarations that provide a quantity. These are quantities declared by manufacturers, not measurements, and preparation is not distinguished (powder, extract of varying concentration): differences between products can be very large.

Official warnings (Health Canada)

Coenzyme Q10 (UBIQUINONE-10)

Route of administration: Oral

Cautions and warnings

Condition of application: All products.

Ask a health care practitioner/health care provider/health care professional/doctor/physician before use if you are pregnant or breastfeeding.

Ask a health care practitioner/health care provider/health care professional/doctor/physician before use if you are taking blood pressure medication (Rosenfeldt et al. 2007; Singh et al. 1999).

Sources cited by Health Canada (2)
  • Rosenfeldt FL, Haas SJ, Krum H, Hadj A, Ng K, Leong JY, Watts GF. Coenzyme Q10 in the treatment of hypertension: a meta-analysis of the clinical trials. Journal of Human Hypertension 2007;21(4):297-306. PubMed Meta-analysis
  • Singh RB, Niaz MA, Rastogi SS, Shukla PK, Thakur AS. Effect of hydrosoluble coenzyme Q10 on blood pressures and insulin resistance in hypertensive patients with coronary artery disease. Journal of Human Hypertension 1999;13(3):203-208. PubMed Randomised trial

Applies to products providing more than 100 mg of Coenzyme Q10 per day.

Ask a health care practitioner/health care provider/health care professional/doctor/physician before use if you are taking blood thinners (Engelsen et al. 2003; Landbo and Almdal 1998; Spigset 1994).

Sources cited by Health Canada (3)
  • Engelsen J, Nielsen JD, Hansen KF. [Effect of coenzyme Q10 and Ginkgo biloba on warfarin dosage in patients on long-term warfarin treatment. A randomized, double-blind, placebo-controlled cross-over trial]. Ugeskr Laeger 2003;165(18):1868-1871 (in Danish). PubMed Randomised trial
  • Landbo C, Almdal TP. [Interaction between warfarin and coenzyme Q10]. Ugeskr Laeger 1998;160(22):3226-3227 (in Danish). PubMed Case report
  • Spigset O. Reduced effect of warfarin caused by ubidecarenone. Lancet 1994;344(8933):1372-1373. PubMed Case report

Condition of application: Migraine prophylaxis/prevention.

Ask a health care practitioner/health care provider/health care professional/doctor/physician if migraine frequency increases and associated nausea and vomiting persist or worsen.

Health Canada monograph dated 31 January 2025

Texts from the monograph of Health Canada, the Canadian authority, reproduced without modification. They do not replace medical advice.

What the registers say, country by country

Each line repeats what an official register says on the date it was consulted. Not being in a register means neither allowed nor banned.

Health claims register (European Union): 0 authorised and 1 refused claim(s) for this substance.

EU Register of nutrition and health claims, retrieved 15 November 2026.

Compl'Alim ingredient list (France): listed.

Compl'Alim, reference list of ingredients, retrieved 21 October 2026.

Canada, licensed natural health products (LNHPD): 16 products.

Licensed Natural Health Products Database (LNHPD), Health Canada: licensed products, ingredients, doses, uses and risks, retrieved 27 October 2026.

Contains information licensed under the Open Government Licence – Canada (Health Canada, LNHPD)

Licence du gouvernement ouvert – Canada 2.0 (OGL-Canada 2.0)

United States, supplement labels (DSLD; supplements need no prior approval): 99 products.

Dietary Supplement Label Database (DSLD), US National Institutes of Health: current and off-market labels, retrieved 27 October 2026.

Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (CC0); US market labels.

Malaysia, registered products: 41 products.

NPRA, Malaysian pharmaceutical products register, retrieved 27 October 2026.

Ministry of Health Malaysia / NPRA, Pharmaceutical Products, CC BY 4.0

CC BY 4.0

Poland, notified supplements: 1 product.

GIS, products notified in Poland, retrieved 27 October 2026.

Główny Inspektorat Sanitarny (GIS), Rejestr produktów objętych powiadomieniem

CC BY 4.0

Taiwan, registered products: 273 products.

TFDA, Taiwan tablets, capsules and medical nutrition registers, retrieved 27 October 2026.

Taiwan Food and Drug Administration (TFDA), Open Government Data License, version 1.0

Open Government Data License, version 1.0

Products