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CoQ10 300 mg

product on market Softgel Capsule Kirkland Signature Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 33% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Coenzyme Q10 is a cofactor involved in mitochondrial energy production and antioxidant activity. There is moderate to strong evidence supporting its use for cardiovascular health and cellular energy. The formulation is considered safe for general consumption based on its high safety score.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for CoQ10 300 mg
Open Full PDF View on NIH DSLD →
Details

Label Data

1 Softgel(s)
Serving Size
Non-Nutrient/Non-Botanical
Product Type
33%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calories
10 Calorie(s)
Total Fat
1 Gram(s) (1% DV)
300 mg
Market median: 100.0mg (283 products) 144 studies (A:1, B:64)

Other Ingredients

Soybean Oil Coenzyme Q10 Gelatin Glycerin Soy Lecithin Silica
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Take one (1) softgel daily or as directed by a physician.

Warnings & Precautions

Contains: Soy.

Caution: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

Keep out of the reach of children.

Note: CoQ10 is not intended to serve as a replacement for Statin therapy, nor should you discontinue taking any prescribed medications while supplementing with CoQ10.

Important: Tamper-evident seal under cap. Do not use if printed seal is broken or missing.

Formulation Notes

CoQ10 is an antioxidant that is a necessary nutrient for cell function in the body and has numerous health benefits. CoQ10 concentrations may decrease as we age. Supplementing with this important health health antioxidant may help support healthy aging. CoQ10 is an important antioxidant that helps maintain a healthy cardiovascular system and healthy blood pressure levels already within a normal range.

No preservatives added No artificial colors No artificial flavors No yeast or gluten No lactose

Contains: Soy.

Statin medications can reduce CoQ10 levels in the boyd. CoQ10 can replenish what Statin medications may deplete.

Additional Information

Quality purity potency

USP has tested and verified ingredients, potency, and manufacturing process. USP sets official standards for dietary supplements. See www.uspverified.org

USP Verified Dietary Supplements

No artificial colors

Maximum potency

Higher potency for greater heart support Helps maintain healthy blood pressure Promotes energy production

Store at room temperature, tightly closed. Avoid excessive heat.

CoQ10 is naturally orange in color. Separation within the softgel is normal and will not affect the quality of this product.

Percent daily values are based on the new reference daily intake (RDI) published by the FDA in May 2016.

Metadata

Product Details

UPC / SKU0 96619 92811 8
DSLD Entry Date2019-10-23
Product TypeNon-Nutrient/Non-Botanical
FormSoftgel Capsule
BrandKirkland Signature
DSLD ID207421
Data Updated2026-04-11
Research

Research Evidence

202
Research Sources
55
Avg Quality
86
Meta Analysis
62
Systematic Review
28
Rct
17
Clinical Trial
4
Regulatory Source
2
Other
1
Narrative Review
1
Openfda Safety
A Coenzyme Q10 for heart failure
Meta Analysis The Cochrane database of systematic reviews 2021 PubMed DOI
A Cardioprotective interventions for cancer patients receiving anthracyclines
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A Coenzyme Q10 supplementation for prophylaxis in adult patients with migraine-a meta-analysis
Meta Analysis BMJ open 2021 PubMed DOI
A Effects of coenzyme Q10 supplementation on statin-induced myopathy: a meta-analysis of randomized controlled trials
Meta Analysis Irish journal of medical science 2022 PubMed DOI
B Cardioprotective interventions for cancer patients receiving anthracyclines
Meta Analysis The Cochrane database of systematic reviews 2008 PubMed DOI
B Blood pressure lowering efficacy of coenzyme Q10 for primary hypertension
Meta Analysis The Cochrane database of systematic reviews 2016 PubMed DOI
B Efficacy and Safety of Coenzyme Q10 Supplementation in the Treatment of Polycystic Ovary Syndrome: a Systematic Review and Meta-analysis
Meta Analysis Reproductive sciences (Thousand Oaks, Calif.) 2023 PubMed DOI
B Coenzyme Q10 Supplementation Improves Adipokine Levels and Alleviates Inflammation and Lipid Peroxidation in Conditions of Metabolic Syndrome: A Meta-Analysis of Randomized Controlled Trials
Meta Analysis International journal of molecular sciences 2020 PubMed DOI
B Effects of coenzyme Q10 supplementation on myopathy in statin-treated patients: a systematic review and meta-analysis
Meta Analysis Journal of nutritional science 2025 PubMed DOI
B Blood pressure lowering efficacy of coenzyme Q10 for primary hypertension
Meta Analysis The Cochrane database of systematic reviews 2009 PubMed DOI
View all evidence for Coq10 →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.