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Natural Factors

Natural Factors, RxOmega-3 Ultra Strength with Vitamin D3, 60 Softgels

Natural Factors, RxOmega-3 Ultra Strength with Vitamin D3, 60 Softgels

Regular price $29.23 USD
Regular price $29.23 USD Sale price $29.23 USD
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Product Overview


  • Heart-Brain-Immune Health
  • 2,150 mg Omega-3
  • EPA/DHA/DPA Plus Vitamin D3 25 mcg (1000 IU)
  • Ultra Pure Pharmaceutical Grade
  • Breakthrough Technology Enteric Softgel*
  • No Fishy Aftertaste
  • Non-GMO 
  • Gluten-Free
  • Purity Promise - 3rd Party Tested for Over 800 Contaminants
  • Sustainably Sourced
  • Dietary Supplement
  • Only From Natural Factors

RxOmega-3 Ultra Strength with Vitamin D3 is from sustainably sourced, wild caught fish, and delivers a superior concentration of research-supported omega-3s, EPA & DHA, as well as naturally occurring DPA. 

  • Supports heart, brain, immune, joint, and mental health. 
  • Includes vitamin D3 for extra immune support and healthy bones. 
  • Molecularly distilled and tested for over 800 contaminants, including heavy metals (e.g., mercury), PCBs, glyphosate, and radiation.
  • Fully purified, concentrated, and encapsulated only in North America. 
  • Guaranteed to meet or exceed the world's most stringent fish oil standards.

RxOmega-3 Ultra Strength Advanced Absorption with the Enteripure Difference

*Revolutionary Enteripure technology infuses 100% natural plant material with enteric properties into the outer softgel for advanced absorption and assimilation.

  • Targeted delivery to the intestines 
  • Protects the fish oils from the stomach's harsh environment 
  • No fishy aftertaste or fishy burps 
  • Concentrated levels of omega-3s

The ISURA® seal is your assurance that this product is independently verified as clean and safe, and has been tested for over 800 possible contaminants.ISURA's rigorous testing includes hundreds of quality procedures using state-of-the-art technology. It provides you with the confidence that this product is ISURA verified clean, one of the highest testing standards in the world.


Verified Clean ✔

Non GMO ✔

Expiration Date

01/01/2026 00:00:00




Softgel (gelatin, glycerin, water, pectin), flaxseed oil, vitamin E.

Contains fish (anchovy, sardine, mackerel, herring) and sulfites.

Contains no artificial colors, preservatives, or sweeteners; no dairy, sugar, wheat, gluten, yeast, sesame, corn, egg, shellfish, tree nuts, or GMOs. 

Manufactured by Natural Factors to ensure safety and potency in accordance with current Good Manufacturing Practices (cGMP) of the FDA and Health Canada. 

Suggested Use

2 softgels per day with food or as directed by a physician.


Consult a physician before use, especially if you are pregnant or nursing, are taking medication, or have a medical condition. Keep out of the reach of children.

Sealed for your protection. Do not use if seal is broken. For freshness, store in a cool, dry place.

Supplement Facts
Serving Size: 2 Softgels
Servings Per Container: 30
  Amount Per Serving % Daily Value
Calories 25
Total Fat 3 g 4%‡
Polyunsaturated Fat 2.5 g **
Cholesterol 15 mg 5%
Vitamin D3 (as cholecalciferol) 25 mcg (1000 IU) 125%
Pharmaceutical Grade Fish Oil Concentrate
(molecularly distilled, ultra purified)(anchovy, sardine, mackerel, and/or herring)
3200 mg **
Omega-3 Fatty Acids 2150 mg **
Eicosapentaenoic Acid (EPA) 1360 mg **
Docosahexaenoic Acid (DHA) 670 mg **
Docosapentaenoic Acid (DPA) 120 mg **
‡Percent Daily Values are based on a 2,000 calorie diet.
**Daily Value not established.