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CoQ10 100 mg

Swanson
4.8
★ ★ ★ ★ ★
(8952 ratings)
Coenzyme Q-10 100 mg
Product Image
Score81
A well-priced maintenance softgel with a useful CoQ10 amount. Its unnamed molecular form is the key quality limitation.
How scoring works
Quantity:50 Softgel(s) • (50 servings)
Goals:
Heart Health
Anti-Aging
Cardiovascular Support
Energy
Anti-Inflammatory Support
Metabolism Boost

Score 81

A well-priced maintenance softgel with a useful CoQ10 amount. Its unnamed molecular form is the key quality limitation.
How scoring works
$11.79($0.23 per serving)
iHerb
$ 11.79
iHerb
$ 11.79
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Analysis

The 100 mg serving provides a familiar maintenance amount for mitochondrial energy and cardiovascular support. A softgel is a sensible delivery format for this fat-soluble nutrient.

Molecular form is the main disclosure gap because absorption can differ between ubiquinone and ubiquinol. The single-active design is easy to understand but covers only one support pathway.

A large serving supply and economical positioning suit regular users who do not need a specialized form. People with absorption concerns may prefer a clearly labeled ubiquinol product.

Who is it for
  • Adults seeking routine CoQ10 maintenance
  • Cost-conscious softgel users
  • People wanting a simple single-active formula
Best for
  • Daily mitochondrial support
  • Basic cardiovascular support
  • Long-term budget-conscious use

Pros

  • Useful 100 mg maintenance amount
  • Softgel suits a fat-soluble active
  • Simple one-ingredient design
  • Economical recurring use

Cons

  • Ubiquinone or ubiquinol is not identified
  • No enhanced absorption system is disclosed
  • Provides depth in only one pathway

Warnings

  • CoQ10 may reduce the anticoagulant effect of warfarin; prescriber monitoring may be needed
  • CoQ10 may add to blood-pressure-lowering medicines and contribute to dizziness in sensitive users
  • The 100 mg amount may cause mild stomach upset in some users

Nutrient quality

84 Highest impact

Softgel delivery suits fat-soluble CoQ10, although the label does not identify ubiquinone or ubiquinol. The 100 mg serving is a meaningful maintenance amount.

Ingredient transparency

79 High impact

Active amounts are disclosed and no proprietary blend hides them. Daily directions and the complete inactive-ingredient list are not supplied.

Customer satisfaction

72 High impact

The supplied average is strong and the review pool is large. No specific feedback is provided to judge recurring complaints or purpose fit.

Value for money

91 Highest impact

The low serving cost is attractive for a practical maintenance dose. Unspecified molecular form keeps formula quality from leading the category.

Report analysis

Goals

Heart Health
Impact
Highest effect
A- Goal FitB+ Strength of SupportC CoverageA+ Formula Quality
Coenzyme Q-10 · 100 mg

CoQ10 directly supports mitochondrial energy production in heart muscle and provides antioxidant activity. The 100 mg amount is practical for routine use and softgel delivery is useful, but the molecular form is not identified.

The focused formula does not address lipids, vascular tone, or homocysteine through separate actives. CoQ10 may reduce the anticoagulant effect of warfarin, so users of that medicine need prescriber guidance.

Study evidence
Coenzyme Q-10 Supportive 114 studies
Anti-Aging
Impact
Highest effect
A- Goal FitB Strength of SupportC CoverageA+ Formula Quality
Coenzyme Q-10 · 100 mg

CoQ10 directly supports mitochondrial energy production and antioxidant protection, two mechanisms relevant to age-related cellular decline. The 100 mg amount is meaningful, though human benefits vary by health status and outcome.

The softgel format supports fat-soluble delivery, but the label does not identify ubiquinol or another enhanced form. CoQ10 may reduce the effect of warfarin in some users, so anticoagulation monitoring may need adjustment.

Study evidence
Coenzyme Q-10 Supportive 6 studies
Cardiovascular Support
Impact
Highest effect
A- Goal FitB Strength of SupportC- CoverageA+ Formula Quality
Coenzyme Q-10 · 100 mg

CoQ10 provides focused support for mitochondrial energy in heart muscle. The maintenance-level amount is relevant to general cardiovascular support and possible statin-related depletion.

Softgel delivery supports absorption of this fat-soluble ingredient, but the label does not identify ubiquinone or ubiquinol. The streamlined formula offers useful depth in one pathway rather than broad heart support.

Study evidence
Coenzyme Q-10 Supportive 89 studies
Energy
Impact
High effect
A- Goal FitB- Strength of SupportC- CoverageA Formula Quality
Coenzyme Q-10 · 100 mg

CoQ10 supports mitochondrial ATP production, and the 100 mg serving fits common maintenance use. The softgel format is appropriate for a fat-soluble active and the amount is clearly stated.

The label does not identify ubiquinol or ubiquinone, which limits confidence in molecular form and absorption. The single-active formula is focused but does not provide immediate alertness or an adaptogenic pathway.

Study evidence
Coenzyme Q-10 Supportive 32 studies
Anti-Inflammatory Support
Impact
High effect
B Goal FitB- Strength of SupportC CoverageA+ Formula Quality
Coenzyme Q-10 · 100 mg

CoQ10 supports mitochondrial antioxidant defense and may contribute to healthier inflammatory signaling. The maintenance-level amount is practical, and softgel delivery suits this fat-soluble ingredient.

The label does not identify ubiquinone or ubiquinol, which limits form-quality assessment. The streamlined formula has good depth for one pathway but little functional breadth.

Study evidence
Coenzyme Q-10 Supportive 46 studies
Metabolism Boost
Impact
High effect
B Goal FitB Strength of SupportD+ CoverageA+ Formula Quality
Coenzyme Q-10 · 100 mg

CoQ10 directly supports mitochondrial energy production and gives the formula a clear metabolic mechanism. The 100 mg amount fits routine maintenance rather than high-potency use.

Softgel delivery helps absorb the fat-soluble active, but the molecular form is not identified. The focused design lacks broader metabolic pathway coverage yet avoids unnecessary ingredients.

Study evidence
Coenzyme Q-10 Disputed 11 studies

Ingredients

IngredientAmount per serving
Coenzyme Q-10
100 mg
Adults 18–50
Report overview
Coenzyme Q-10 · 100 mg OverallScore69
D- Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyA+ Value

The label does not distinguish ubiquinol from ubiquinone, leaving the molecular form uncertain. Its softgel delivery and maintenance-level amount remain practical for routine use. The low cost per standard amount provides strong value.

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Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Coenzyme Q10 and Degenerative Disorders Affecting Longevity: An Overview.
    Mantle D; Hargreaves I · Antioxidants (Basel, Switzerland) · 2020
    Narrative reviewAnti-Aging forCoenzyme Q-10
  2. Coenzyme Q10 Supplementation in Aging and Disease.
    Hernández-Camacho JD; Bernier M; López-Lluch G; Navas P · Frontiers in physiology · 2022
    Narrative reviewAnti-Aging forCoenzyme Q-10
  3. Coenzyme Q10, a cutaneous antioxidant and energizer.
    Hoppe U; Bergemann J; Diembeck W; Ennen J; Gohla S; Harris I; Jacob J; Kielholz J; Mei W; Pollet D; Schachtschabel D; Sauermann G; Schreiner V; Stäb F; Steckel F · BioFactors (Oxford, England) · 1999
    Clinical trialAnti-Aging forCoenzyme Q-10
  4. Supplements and Drugs Are Associated With Biological Age in a Cohort of Exceptionally Healthy Individuals.
    Pabis K; Wang W; Selvarajoo K; Budovskaya YV; Sorrentino V; Gruber J; Kennedy BK · Aging cell · 2026
    Cross-sectional study4,260 participantsAnti-Aging forCoenzyme Q-10
  5. Coenzyme Q10 supplementation raises plasma levels without improving mitochondrial function in older adults.
    Schmücker M; Tranberg C; Borch J; Kaae MK; Damgaard M; Flensted-Jensen M; Blom I; Morosetti M; Barbarossa S; Orlando P; Tiano L; Dela F; Helge JW; Larsen S · GeroScience · 2026
    Randomized trial40 participantsAnti-Aging forCoenzyme Q-10
  6. The effect of coenzyme Q10 supplementation on inflammatory and endothelial dysfunction markers in overweight/obese polycystic ovary syndrome patients.
    Taghizadeh S; Izadi A; Shirazi S; Parizad M; Pourghassem Gargari B · Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology · 2021
    Randomized trial43 participantsAnti-Inflammatory Support forCoenzyme Q-10
  7. The effects of coenzyme Q10 supplementation on metabolic profiles and parameters of mental health in women with polycystic ovary syndrome.
    Karamali M; Gholizadeh M · Gynecological endocrinology : the official journal of the International Society of Gynecological Endocrinology · 2022
    Randomized trial55 participantsAnti-Inflammatory Support forCoenzyme Q-10
  8. Efficacy and Optimal Dose of Coenzyme Q10 Supplementation on Inflammation-Related Biomarkers: A GRADE-Assessed Systematic Review and Updated Meta-Analysis of Randomized Controlled Trials.
    Hou S; Tian Z; Zhao D; Liang Y; Dai S; Ji Q; Fan Z; Liu Z; Liu M; Yang Y · Molecular nutrition & food research · 2023
    Meta-analysis1,517 participants31 studies pooledAnti-Inflammatory Support forCoenzyme Q-10
  9. Can coenzyme Q10 supplementation effectively reduce human tumor necrosis factor-α and interleukin-6 levels in chronic inflammatory diseases? A systematic review and meta-analysis of randomized controlled trials.
    Farsi F; Heshmati J; Keshtkar A; Irandoost P; Alamdari NM; Akbari A; Janani L; Morshedzadeh N; Vafa M · Pharmacological research · 2020
    Meta-analysis509 participants9 studies pooledAnti-Inflammatory Support forCoenzyme Q-10
  10. Promising efficacy of coenzyme Q10 supplementation as adjunctive therapy in juvenile idiopathic arthritis: a randomized-controlled pilot study.
    Elsherif N; Shousha G; Sabri NA; Shawki MA · Immunopharmacology and immunotoxicology · 2026
    Randomized trial58 participantsAnti-Inflammatory Support forCoenzyme Q-10
  11. Effects of Coenzyme Q10 Supplementation on Lipid Profiles in Adults: A Meta-analysis of Randomized Controlled Trials.
    Liu Z; Tian Z; Zhao D; Liang Y; Dai S; Liu M; Hou S; Dong X; Zhaxinima; Yang Y · The Journal of clinical endocrinology and metabolism · 2022
    Meta-analysis2,794 participants50 studies pooledCardiovascular Support Heart Health forCoenzyme Q-10
  12. Six-month supplementation with high dose coenzyme Q10 improves liver steatosis, endothelial, vascular and myocardial function in patients with metabolic-dysfunction associated steatotic liver disease: a randomized double-blind, placebo-controlled trial.
    Vrentzos E; Ikonomidis I; Pavlidis G; Katogiannis K; Korakas E; Kountouri A; Pliouta L; Michalopoulou E; Pelekanou E; Boumpas D; Lambadiari V · Cardiovascular diabetology · 2024
    Randomized trial60 participantsCardiovascular Support forCoenzyme Q-10
  13. The effect of coenzyme Q10 on morbidity and mortality in chronic heart failure: results from Q-SYMBIO: a randomized double-blind trial.
    Mortensen SA; Rosenfeldt F; Kumar A; Dolliner P; Filipiak KJ; Pella D; Alehagen U; Steurer G; Littarru GP; Q-SYMBIO Study Investigators · JACC. Heart failure · 2015
    Randomized trial420 participantsCardiovascular Support forCoenzyme Q-10
  14. [Coenzyme Q-10 in the treatment of patients with chronic heart failure and reduced left ventricular ejection fraction: systematic review and meta-analysis].
    Mareev VY; Mareev YV; Begrambekova YL · Kardiologiia · 2022
    Meta-analysis1,139 participants6 studies pooledCardiovascular Support forCoenzyme Q-10
  15. Effect of coenzyme Q10 in Europeans with chronic heart failure: A sub-group analysis of the Q-SYMBIO randomized double-blind trial.
    Mortensen AL; Rosenfeldt F; Filipiak KJ · Cardiology journal · 2020
    Randomized trialCardiovascular Support forCoenzyme Q-10
  16. Effects of Coenzyme Q10 on Statin-Induced Myopathy: An Updated Meta-Analysis of Randomized Controlled Trials.
    Qu H; Guo M; Chai H; Wang WT; Gao ZY; Shi DZ · Journal of the American Heart Association · 2019
    Meta-analysis575 participants12 studies pooledEnergy forCoenzyme Q-10
  17. Coenzyme Q10 Supplementation in Athletes: A Systematic Review.
    Fernandes MSS; Fidelis DEDS; Aidar FJ; Badicu G; Greco G; Cataldi S; Santos GCJ; de Souza RF; Ardigò LP · Nutrients · 2026
    Systematic review16 studies pooledEnergy forCoenzyme Q-10
  18. Effectiveness of Coenzyme Q10 Supplementation for Reducing Fatigue: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.
    Tsai IC; Hsu CW; Chang CH; Tseng PT; Chang KV · Frontiers in pharmacology · 2024
    Meta-analysis1,126 participants13 studies pooledEnergy forCoenzyme Q-10
  19. Antifatigue effects of coenzyme Q10 during physical fatigue.
    Mizuno K; Tanaka M; Nozaki S; Mizuma H; Ataka S; Tahara T; Sugino T; Shirai T; Kajimoto Y; Kuratsune H; Kajimoto O; Watanabe Y · Nutrition (Burbank, Los Angeles County, Calif.) · 2008
    Randomized trial17 participantsEnergy forCoenzyme Q-10
  20. Effect of coenzyme Q10 supplementation on fatigue: A systematic review of interventional studies.
    Mehrabani S; Askari G; Miraghajani M; Tavakoly R; Arab A · Complementary therapies in medicine · 2019
    Systematic review16 studies pooledEnergy forCoenzyme Q-10
  21. Ubiquinol Ameliorates Endothelial Dysfunction in Subjects with Mild-to-Moderate Dyslipidemia: A Randomized Clinical Trial.
    Sabbatinelli J; Orlando P; Galeazzi R; Silvestri S; Cirilli I; Marcheggiani F; Dludla PV; Giuliani A; Bonfigli AR; Mazzanti L; Olivieri F; Antonicelli R; Tiano L · Nutrients · 2021
    Randomized trial51 participantsHeart Health forCoenzyme Q-10
  22. Dose-Response Effect of Coenzyme Q10 Supplementation on Blood Pressure among Patients with Cardiometabolic Disorders: A Grading of Recommendations Assessment, Development, and Evaluation (GRADE)-Assessed Systematic Review and Meta-Analysis of Randomized Controlled Trials.
    Zhao D; Liang Y; Dai S; Hou S; Liu Z; Liu M; Dong X; Zhan Y; Tian Z; Yang Y · Advances in nutrition (Bethesda, Md.) · 2022
    Meta-analysis1,831 participants26 studies pooledHeart Health forCoenzyme Q-10
  23. Effects of Coenzyme Q10 on Lipid, Glycemic, and Inflammatory Markers in Metabolic Disorders: A Systematic Review and Meta-Analysis.
    Zhang Z; Liu Z; Geng Y; Huang Y; Hu R; Li F; Song Y; Zhang M · Journal of diabetes research · 2026
    Meta-analysis3,422 participants64 studies pooledHeart Health Metabolism Boost forCoenzyme Q-10
  24. Treatment of coenzyme Q10 for 24 weeks improves lipid and glycemic profile in dyslipidemic individuals.
    Zhang P; Yang C; Guo H; Wang J; Lin S; Li H; Yang Y; Ling W · Journal of clinical lipidology · 2019
    Randomized trial101 participantsHeart Health forCoenzyme Q-10
  25. Coenzyme Q10 supplementation improves adipokine profile in dyslipidemic individuals: a randomized controlled trial.
    Zhang P; Chen K; He T; Guo H; Chen X · Nutrition & metabolism · 2022
    Randomized trial101 participantsMetabolism Boost forCoenzyme Q-10
  26. Comparison of nutritional supplements in improving glycolipid metabolism and endocrine function in polycystic ovary syndrome: a systematic review and network meta-analysis.
    Hu X; Wang W; Su X; Peng H; Tan Z; Li Y; Huang Y · PeerJ · 2023
    Meta-analysis2,362 participants41 studies pooledMetabolism Boost forCoenzyme Q-10
  27. Ubiquinol supplementation modulates energy metabolism and bone turnover during high intensity exercise.
    Diaz-Castro J; Mira-Rufino PJ; Moreno-Fernandez J; Chirosa I; Chirosa JL; Guisado R; Ochoa JJ · Food & function · 2021
    Randomized trial100 participantsMetabolism Boost forCoenzyme Q-10
  28. The effect of coenzyme Q10 intake on metabolic profiles in women candidates for in-vitro fertilization: a randomised trial.
    Ahmadi Asouri S; Asemi R; Aghadavod E; Jamilian M · Annals of medicine and surgery (2012) · 2024
    Randomized trial40 participantsMetabolism Boost forCoenzyme Q-10