For heart health and cellular energy support, this gives you 200mg of **Coenzyme Q10** per softgel — right in the sweet spot of the 100–300mg clinical range. At the suggested one-to-two daily dose, you're getting 200–400mg, which covers the range used in most cardiovascular research.

The addition of **Black Pepper Extract** (piperine) is worth noting. What this means for you: piperine has been shown to improve absorption of various compounds, and the softgel format with rice bran oil provides the fat-soluble environment CoQ10 needs for uptake.

The main limitation is that this uses ubiquinone, the oxidized form of CoQ10. Your body must convert it to ubiquinol (the active form) before it can be used. If you're over 40, that conversion becomes less efficient, and a ubiquinol-based product would give you more per milligram.

BioStacks
Nature's Truth

CoQ-10 200 mg plus Black Pepper Extract

Capsule · 1 Softgel · 92 servings · $0.50/serving

iHerbAmazon

Best for

Longevity

Ingredients (2)

Coenzyme Q-10

100%

Dose

200 mg

Target

100–300 mg

Form

—

Black Pepper Fruit Extract

4%

Dose

0.2 mg

Target

5–20 mg

Form

—

Other Ingredients (6)

Titanium DioxideColorant

Banned in the EU (2022) over concerns that its ultra-fine particles may damage DNA in gut cells. Still allowed in the US. Used only for white coloring — provides no health benefit.

AnnattoColorant

Natural yellow-orange colorant derived from the seeds of the achiote tree (Bixa orellana)

Rice Bran OilCarrier

An oil pressed from rice bran, used as a carrier and emollient

GelatinCapsule

Protein derived from collagen, used in traditional capsule shells

GlycerinHumectant

Sweet-tasting liquid used in soft capsules and liquids

Sunflower LecithinEmulsifier

Non-GMO, non-allergenic emulsifier derived from sunflower seeds

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

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