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Coenzyme Q10

Endogenous antioxidant & mitochondrial cofactor with evidence in heart failure & statin-induced myopathy.

cardiolongevitymitochondrial

Evidence last reviewed: 04 Apr 2026

Evidence
2 records
2 recordsBest grade:Moderate
Biomarkers
Muscle Strength (1RM)DOMS / Muscle SorenessCreatine Kinase (CK)

Moderate evidence suggests CoQ10 reduces cardiovascular events in heart failure patients. There is low evidence for its effectiveness in alleviating statin-related muscle symptoms, indicating a need for further research.

Morbidity & mortality in chronic heart failure
Adults with moderate-to-severe chronic heart failure · Randomized double-blind placebo-controlled trial (Q-SYMBIO)
Moderate

CoQ10 100 mg three times daily over 2 years reduced major adverse cardiovascular events (15% vs 26% placebo) & all-cause mortality (10% vs 18% placebo; RR 0.58, 95% CI 0.35–0.95) in addition to standard therapy.

Dose: 300 mgDuration: 2 years
Landmark RCT; conducted in patients on background heart failure therapy.
Statin-associated muscle symptoms (myalgia, weakness, cramps)
Adults experiencing statin-induced myopathy · Systematic review and meta-analysis of RCTs
Low

CoQ10 supplementation significantly improved statin-associated muscle pain (WMD −1.60), weakness (WMD −2.28), cramps (WMD −1.78), & tiredness (WMD −1.75) across 12 RCTs (n=575), though plasma creatine kinase was not significantly reduced.

Dose:
Symptom improvement without biochemical marker change; overall evidence quality is low due to small trial sizes.
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Male factor infertility accounts for ~50% of cases & is largely driven by oxidative stress, micronutrient deficiency, & suboptimal testosterone. Ashwagandha has RCT evidence for significantly improving sperm concentration, motility, & testosterone. L-carnitine is the most evidence-backed intervention for sperm motility. CoQ10 & selenium reduce seminal oxidative damage, while zinc is essential for spermatogenesis & androgen synthesis.

Ashwagandha
600mg
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2000mg
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300mg
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This stack addresses the key nutritional & hormonal drivers of female fertility. Folate is essential for DNA synthesis & embryo development. Myo-inositol is the most evidence-backed intervention for improving ovarian function, egg quality, & cycle regularity — particularly in PCOS. CoQ10 restores mitochondrial energy in aging oocytes, & Vitex supports luteal phase adequacy through LH modulation.

Folic Acid (Folate, B9)
0mg
Myo-Inositol
4000mg
Coenzyme Q10
600mg
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Targets glucose & lipid markers for long-term metabolic health.

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10000mg
Coenzyme Q10
200mg
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Targets cardiometabolic markers associated with long-term health.

Omega-3 (EPA/DHA)
2000mg
Coenzyme Q10
200mg
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Targets glucose & lipid markers for long-term metabolic health.

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Community Insights
Forms & usage
How to take it

Take 100 mg three times daily with meals.

Ubiquinol or ubiquinone
Ubiquinol may have better absorption in older adults.
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