BioStacks
Natural Factors

RxOmega-3 Ultra Strength with Vitamin D3

2 Softgels · 75 servings · $0.95/serving

79 / 100Good

Score Breakdown

Formulation
78
Safety
100
Final score
79/100

Ingredients (6)

Eicosapentaenoic Acid (EPA)Synergy1360 mg

Optimal dose

Docosahexaenoic Acid (DHA)Synergy670 mg

Optimal dose

Vitamin D3Synergy1000 IU

Within effective range · Premium form

Pharmaceutical Grade Fish Oil Concentrate (molecularly distilled, ultra purified)Synergy3200 mg

Optimal dose · Unspecified form

Omega-3 Fatty AcidsSynergy2150 mg

Optimal dose · Unspecified form

Other Ingredients

Fillers, coatings, and additives

No other ingredients listed

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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.