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Coenzyme Q10 (CoQ10) pour High Blood Pressure (Hypertension)

B Preuves Au moins un essai randomisé le soutient, avec des résultats globalement concordants.

Meta-analyses show systolic -11 mmHg, diastolic -7 mmHg reduction. Effects require 4-12 weeks. Ubiquinol form preferred for bioavailability in older adults.

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            B

        

        

            
En conclusion

            
            
Meta-analyses show systolic -11 mmHg, diastolic -7 mmHg reduction. Effects require 4-12 weeks. Ubiquinol form preferred for bioavailability in older adults.

            
            
        

    










    

  
Key Study Findings





    

        
        

            

                
                    Review
                
                
                
                
            

            
                Dietary supplements and prevention of preeclampsia.
            
            

                
                Dose: 500 mg daily
                
                
                vs: Placebo
                
                
                Outcome: Preeclampsia risk reduction
                
                
                Effet: ~50% risk reduction
                
                
                None
                
            

            
            
Population: Pregnant women with low calcium intake

            
        

        
        

            

                
                    Randomized Controlled Trial
                
                
                
                
                Double-blind
                
            

            
                Coenzyme Q10 supplementation in burn patients: a double-blind placebo-controlled randomized clinical trial.
            
            

                
                Dose: Coenzyme Q10
                
                
                vs: Placebo
                
                
                Outcome: Inflammation and oxidative stress markers
                
                
                Effet: None
                
                
                None
                
            

            
            
Population: Hospitalized burn patients

            
        

        
        

            

                
                    Randomized Controlled Trial
                
                
                n=88
                
                
                12 weeks
                
                
                Double-blind
                
            

            
                Effects of curcumin and/or coenzyme Q10 supplementation on metabolic control in subjects with metabolic syndrome: …
            
            

                
                Dose: Curcumin + placebo, CoQ10 + placebo, or both
                
                
                vs: Double placebo
                
                
                Outcome: MetS components (BP, lipids, glucose)
                
                
                Effet: None
                
                
                None
                
            

            
            
Population: Subjects with metabolic syndrome

            
        

        
        

            

                
                    Review
                
                
                
                
            

            
                Omega-3 fatty acids and cardiovascular disease.
            
            

                
                Dose: 1 g/day
                
                
                vs: None
                
                
                Outcome: None
                
                
                Effet: None
                
                
                None
                
            

            
            
Population: men

            
        

        
    







    
    

        
        

            

  
Key Statistics





            


    

        
12

        
Études

    

    

        
800

        
Participants

    

    

        
            
            ↑
            
        
        
Positive

    

    

        B

        
Note

    




        


        
        
        

            

  
Referenced Papers





            

                
                

                    

                        
                            Dietary supplements and prevention of preeclampsia.
                        
                        
                            
                                Review
                            
                            
                            
                        
                    

                    

                        Hypertension research : …
                        2025
                        
                        10 citations
                        
                    

                

                
                

                    

                        
                            Coenzyme Q10 supplementation in burn patients: a double-blind placebo-controlled randomized clinical trial.
                        
                        
                            
                                RCT
                            
                            
                            
                        
                    

                    

                        Trials
                        2024
                        
                        3 citations
                        
                    

                

                
                

                    

                        
                            Effects of curcumin and/or coenzyme Q10 supplementation on metabolic control in subjects with metabolic syndrome: a randomized clinical trial.
                        
                        
                            
                                RCT
                            
                            
                            
                        
                    

                    

                        Nutrition journal
                        2022
                        
                        31 citations
                        
                    

                

                
                

                    

                        
                            Omega-3 fatty acids and cardiovascular disease.
                        
                        
                            
                                Review
                            
                            
                            
                        
                    

                    

                        European review for …
                        2015
                        
                        20 citations
                        
                    

                

                
            

        

        

        
        
        

            

  
Dosage & Usage





            
mg = milligrams · mcg = micrograms (1,000× smaller) · IU = International Units


            
            

                
Posologies couramment utilisées

                

                    
                    

                        
general:

                        
100-200 mg/day

                    

                    
                    

                        
statinsupport:

                        
100-300 mg/day

                    

                    
                    

                        
heartfailuresupport:

                        
100-300 mg/day (ubiquinol form preferred)

                    

                    
                

                
                

                    Limite supérieure : 1,200 mg/day (well-tolerated in clinical trials)
                

                
            

            

            
            

                
Posologies étudiées dans la recherche

                

                    

                        
                            

                                Posologie
                                Durée
                                Effet
                                N
                            

                        
                        
                            
                            

                                500 mg daily
                                --
                                
                                    
                                    Positive
                                    
                                
                                --
                            

                            
                            

                                Coenzyme Q10
                                --
                                
                                    
                                    Positive
                                    
                                
                                --
                            

                            
                            

                                Curcumin + placebo, CoQ10 + placebo, or both
                                12 weeks
                                
                                    
                                    Mixed
                                    
                                
                                88
                            

                            
                            

                                1 g/day
                                --
                                
                                    
                                    Mixed
                                    
                                
                                --
                            

                            
                        
                    

                

            

            

            
            

                Moment optimal de prise : With meals containing fat; ubiquinol form has 2-3x better bioavailability than ubiquinone
            

            
        

        

        
        
        

            

  
Safety & Side Effects





            

                
                

                    
Effets indésirables signalés

                    
    
                        
                        
  • 
                            ⚠
                            Mild gastrointestinal discomfort (nausea, diarrhea)
                        
    • 
                        
                        
  • 
                            ⚠
                            Insomnia (rare, if taken late in the day)
                        
    • 
                        
                        
  • 
                            ⚠
                            Headache (rare)
                        
    • 
                        
                        
  • 
                            ⚠
                            May lower blood sugar slightly
                        
    • 
                        
                    

                

                

                
                

                    
Interactions connues

                    
    
                        
                        
  • 
                            ●
                            Warfarin (may reduce anticoagulant efficacy due to structural similarity to vitamin K)
                        
    • 
                        
                        
  • 
                            ●
                            Blood pressure medications (additive hypotensive effect)
                        
    • 
                        
                        
  • 
                            ●
                            Statins (may alleviate statin-associated muscle symptoms)
                        
    • 
                        
                        
  • 
                            ●
                            Insulin and oral hypoglycemics (additive blood sugar lowering)
                        
    • 
                        
                    

                

                

                
                

                    

                        Apport maximal tolérable : 1,200 mg/day (well-tolerated in clinical trials)
                    

                

                
            

            

                Consultez toujours votre professionnel de santé avant de commencer tout complément alimentaire.Consultez toujours votre professionnel de santé avant de commencer tout complément alimentaire.
            

        

        

        
        
        

            

  
Frequently Asked Questions





            




    
    

        
            Does Coenzyme Q10 (CoQ10) help with High Blood Pressure (Hypertension)?
            
        
        

            Based on 12 studies with 800 participants, there is moderate evidence from clinical studies that Coenzyme Q10 (CoQ10) may support High Blood Pressure (Hypertension) management. Our evidence grade is B (Good Evidence).
        

    

    
    

        
            How much Coenzyme Q10 (CoQ10) should I take for High Blood Pressure (Hypertension)?
            
        
        

            Studies have used various dosages. A commonly studied range is 100-200 mg/day. Always consult your healthcare provider before starting any supplement regimen.
        

    

    
    

        
            Are there side effects of Coenzyme Q10 (CoQ10)?
            
        
        

            Reported side effects may include Mild gastrointestinal discomfort (nausea, diarrhea), Insomnia (rare, if taken late in the day), Headache (rare), May lower blood sugar slightly. Most side effects are mild and dose-dependent. Consult your doctor if you experience any adverse reactions.
        

    

    
    

        
            How strong is the evidence for Coenzyme Q10 (CoQ10) and High Blood Pressure (Hypertension)?
            
        
        

            We rate the evidence as Grade B (Good Evidence). This rating is based on 12 peer-reviewed studies with 800 total participants. The overall direction of effect is positive.
        

    

    




        

        

        
        
        

            

  




            

                
                
                

                
                

                    
Coenzyme Q10 (CoQ10) pour d'autres pathologies

                    

                        
                        
                            Heart Failure
                            B

                        
                        
                        
                            Cardiac Arrhythmia
                            C

                        
                        
                    

                

                
            

        

        

    


    
    






  
References

  
    
    
    
  1. 
      [1]
      Takafumi Ushida et al..
      Hypertens Res.
      2025.
      Dietary supplements and prevention of preeclampsia.
      doi:10.1038/s41440-025-02144-9
      PubMed
    
    2. 
    
    
  2. 
      [2]
      Zahra Kiani et al..
      Trials.
      2024.
      Coenzyme Q10 supplementation in burn patients: a double-blind placebo-controlled randomized clinical trial.
      doi:10.1186/s13063-024-08006-y
      PubMed
    
    3. 
    
    
  3. 
      [3]
      Abbas Ali Sangouni et al..
      Nutr J.
      2022.
      Effects of curcumin and/or coenzyme Q10 supplementation on metabolic control in subjects with metabolic syndrome: a randomized clinical trial.
      doi:10.1186/s12937-022-00816-7
      PubMed
    
    4. 
    
    
  4. 
      [4]
      A P Jain et al..
      Eur Rev Med Pharmacol Sci.
      2015.
      Omega-3 fatty acids and cardiovascular disease.
      
      PubMed
    
    5. 
    
  















    

        Avertissement FDA:
        Ces déclarations n'ont pas été évaluées par la Food and Drug Administration. Les produits et informations sur ce site ne sont pas destinés à diagnostiquer, traiter, guérir ou prévenir quelque maladie que ce soit. Les notes de preuve présentées sont basées sur notre analyse de la recherche publiée et évaluée par des pairs et ne constituent pas un avis médical. Consultez toujours votre professionnel de santé avant de commencer tout régime de compléments alimentaires.