1 Product identity

Ingredient risk

1 ingredient to use with caution

Coenzyme Q10 50 mg

Name: Coenzyme Q10 50 mg
Brand: Nature's Harmony

BrandNature's Harmony→Non-Nutrient/Non-Botanical Tablet or Pill 9 ingredients 1 caution DSLD #21881

Net contents: 60 Tablet(s)

Target: Adults and Children 4 years and above

DSLD entry: 2013-05-24

2 Ingredients (9)

IngredientGroupSafety

Coenzyme Q10Coenzyme Q-10—

Dicalcium PhosphateCalciumConditionally Safe

Microcrystalline CelluloseCellulose—

Silicon DioxideSiliconGenerally Safe

Stearic AcidStearic Acid—

Croscarmellose SodiumCroscarmellose Sodium—

Magnesium StearateMagnesiumUse with Caution

HypromelloseHypromellose—

GlycerinGlycerol—

Ingredient amounts require the full DSLD label. View full label at NIH DSLD →

⚠️ Use with caution — restricted in some markets

Magnesium — Severe deficiency (<0.50 mmol/L) causes secondary hypocalcemia and hypokalemia that will not correct until magnesium is repleted first [1].

3 Safety cross-reference

Coenzyme Q10 — Limited Evidence

⚠ May reduce warfarin efficacy

⚠ Mild GI effects

Calcium — Conditionally Safe

⚠ Cardiovascular risk debated >1,000 mg/day

⚠ Kidney stones

Silicon — Generally Safe

⚠ Very low toxicity

Sodium — Limited Evidence

⚠ Hypertension

⚠ Fluid retention

Magnesium — Use with Caution

⚠ Diarrhea (especially oxide)

⚠ Accumulates in renal impairment

4 Label claims

• All Other

• Qualified Health

5 Data source

DSLD ID21881

Full labelView at NIH DSLD →

SourceOffice of Dietary Supplements, NIH

Market statusOn market

Entry date2013-05-24

6 More from Nature's Harmony

View Nature's Harmony Safety Scorecard → 83 products

2:1 Cal-Mag Citrate With Zinc And Vitamin D 5-HTP 50 mg Alfalfa Leaf 500 mg Alpha Lipoic Acid 600 mg Apple Cider Vinegar With Peppermint Astragalus Root 500 mg

7 Cite this page

Vancouver

Pkhakadze G. Coenzyme Q10 50 mg — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Aug 25]. Available from: https://supplement.ge/products/dsld-21881/

CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.

Analyzed by SupplementIndex

PHIG · Editor-in-Chief: Prof. Giorgi Pkhakadze, MD, MPH, PhD

Product data sourced from the NIH Dietary Supplement Label Database (DSLD). Safety cross-referencing by SupplementIndex. This analysis is for informational purposes only. For corrections: info@accreditation.ge.
Publisher: PHIG