Thorne CoQ10 100 mg Review

Depends on how much you value independent verification. NSF Contents Certified is NSF's label-verification program — an outside check that what the label says is what is in the product — and the listing shows it for this bottle. It is a different program from NSF Certified for Sport, which tests every batch for banned substances; the listing does not show the Sport seal, and earlier versions of this review credited it in error. CoQ10 itself isn't a banned substance, but cross-contamination from shared manufacturing facilities is a documented risk for any supplement, and an independent certification mitigates part of it. For recreational and non-tested buyers, you're paying for certification and brand you may not need. On Amazon US on Oct 11, 2026 Thorne CoQ10 cost $0.88 per gelcap ($53.00 for 60) and Doctor's Best (#6) ubiquinone $0.16 per softgel ($18.99 for 120), so about $0.72 per 100 mg buys you the certification and the practitioner brand.

The front label prints 'Optimally Absorbed Ubiquinone', and the listing describes a 'proprietary, lipid-based, non-crystalline form of coenzyme Q10'. For healthy adults under 40 the endogenous conversion enzyme is robust, so ubiquinone delivers the same bioactive endpoint as ubiquinol at lower raw-material cost. The trade-off is that for 40+ adults, statin users and chronic-illness populations, ubiquinone is a partial undershoot — pure ubiquinol would deliver higher plasma Q10 at the same dose. For those buyers the choice is Thorne ubiquinone (with its NSF contents certification and brand) or Jarrow Ubiquinol (#1) / Healthy Origins Ubiquinol (#4) for the right form at lower cost. For the 40+ buyer, the form usually wins.

Different products, different certification programs. On our creatine lists Thorne Creatine is the NSF Certified for Sport pick; Thorne CoQ10's listing shows NSF Contents Certified instead. The differentiation: Thorne Creatine ships in a tub for powder-format dosing (5 g/day scoop); Thorne CoQ10 ships as a 100 mg gelcap. Both share Thorne's clinical-grade brand QC (FDA-registered facility, USOC partnership, Mayo Clinic affiliation). For a tested athlete building a stack, don't assume the Sport seal carries from one Thorne SKU to the next — check each product in NSF's Certified for Sport registry.

Neither, exactly — it's a gelcap. The panel's other ingredients are bovine gelatin, purified water and glycerin for the shell, lycopene and turmeric for color, plus conjugated linoleic acid, flaxseed oil and soy monoglycerides — so it is not vegetarian and not soy-free, and earlier versions of this review described it wrongly as an HPMC vegetarian capsule. The upside is that the fill is oil-based, closer to the softgel delivery of Jarrow (#1) than to a dry hard capsule. As with every CoQ10, take it with a fat-containing meal.

Only if Thorne's broader brand discipline matters to you. Thorne is the supplement brand integrative physicians stock by default — FDA-registered manufacturing facility, partnerships with Mayo Clinic and Cleveland Clinic, USADA-recognised supplement supplier. The clinical-grade brand pedigree is real even outside the certification context. For non-tested buyers who specifically value 'practitioner brand' positioning (the brand a Functional Medicine doc would name), Thorne CoQ10 is the right pick even at the premium price. For everyone else, Jarrow (#1) and Qunol Mega Ubiquinol (#2) ship the right form (ubiquinol) at lower cost, and Doctor's Best (#6) at $0.16 per softgel is the budget pick. The 'practitioner brand' premium has a narrow but real audience.

The listing shows NSF Contents Certified, not NSF Certified for Sport. Thorne is a UFC and CrossFit sports-supplement partner and supplies multiple US Olympic teams, and some Thorne products are Certified for Sport — but those are brand-level partnerships and product-level registry entries, not a blanket statement about every SKU. If you compete under a drug-testing federation, look this exact product up in NSF's Certified for Sport registry before buying, and treat the Contents Certified mark as a label-verification layer rather than a banned-substance clearance.

Thorne has not announced a CoQ10 product line extension to ubiquinol as of this writing. Thorne's product strategy for this SKU targets the broader adult population where the ubiquinone form is adequate. Until a ubiquinol version launches, the form-vs-brand trade-off stands: 40+ buyers either accept ubiquinone with Thorne's certification and brand (this product) or choose ubiquinol from Jarrow or Healthy Origins. Most 40+ buyers choose the form.

1. [1] Mortensen 2014 (Q-SYMBIO) PMID 25282031 — The effect of coenzyme Q10 on morbidity and mortality in chronic heart failure: results from Q-SYMBIO: a randomized double-blind trial. 420 chronic heart failure patients randomised to 3×100 mg/day CoQ10 ubiquinone vs placebo for 2 years — 43% reduction in major adverse cardiovascular events. The pivotal CHF trial used ubiquinone form, validating Thorne's form choice for protocols where ubiquinone is adequate.
2. [2] Banach 2015 (statin myopathy meta) PMID 25440725 — Effects of coenzyme Q10 on statin-induced myopathy: a meta-analysis of randomized controlled trials. Meta-analysis of 12 RCTs on CoQ10 supplementation in statin users — significant reduction in muscle symptoms. Cited because Thorne's 2-gelcap/day dose maps to the 200 mg/day Banach protocol, though ubiquinol form is the better fit for this indication.
3. [3] Zhang 2018 (ubiquinol vs ubiquinone) PMID 30302465 — Ubiquinol is superior to ubiquinone to enhance Coenzyme Q10 status in older men. Head-to-head trial showing ubiquinol's 2-4× bioavailability advantage over ubiquinone in older men. The reference paper that defines the form-gap Thorne ubiquinone undershoots for the 40+ buyer — cited to explain the form trade-off.
4. [4] Hosoe 2007 (Kaneka pharmacokinetics) PMID 16919858 — Study on safety and bioavailability of ubiquinol (Kaneka QH) after single and 4-week multiple oral administration to healthy volunteers. PK study documenting safety up to 300 mg/day for 4 weeks. Establishes the safety floor that underwrites long-term use of CoQ10 at the protocol doses Thorne supports.
5. [5] Hernández-Camacho 2018 (review) PMID 29459830 — Coenzyme Q10 supplementation in aging and disease. Comprehensive review of CoQ10 supplementation across aging, cardiovascular disease, and neurodegeneration. Confirms safety and efficacy across multiple populations including endurance athletes.