#1 Fish Oil Brand in the USA

Take your health to the power of Omega-3.

Doctor-recommended 2150 mg Omega-3 in a single daily dose — no fishy burps, no compromises.

  • 2150 mg Omega-3
  • rTG Form
  • Lemon Flavor
  • 3rd-Party Tested
★★★★★ 4.6 from 5695+ verified reviews Friend of the Sea Non-GMO Tested
The uncomfortable truth

Most fish oil is already rancid before you swallow it.

Omega-3 oxidizes on contact with air, heat, and light. The difference between a supplement that works and a waste of money comes down to three things.

Rancidity

Fish oil sitting in hot warehouses oxidizes. By the time it reaches you, the omega-3s have already broken down — delivering the fishy burps but none of the benefits.

Low concentration

Most drugstore capsules contain 300 mg of omega-3 per pill — so you'd need to swallow 7 capsules to match a single serving of Ultimate Omega 2X.

Ethyl ester form

Cheap fish oil uses the ethyl ester molecular form — a synthetic shortcut your body absorbs up to 70% worse than the natural triglyceride form fish actually contain.

Here's why Ultimate Omega 2X is different — and why freshness is guaranteed when you buy from an authorized dealer.

4.6 · 5695+ verified reviews
#1 Fish Oil Brand in the USA

Nordic Naturals Ultimate Omega 2X Lemon — 2150 mg Omega-3 Softgels (EPA + DHA, rTG)

Doctor-recommended 2150 mg Omega-3 — no fishy burps, no compromises.

  • 100% Wild-Caught Fish
  • Triglyceride (rTG) Form
  • Friend of the Sea Certified
  • iGen Non-GMO Tested
  • 3rd-Party Purity Tested
Purchase option
Size
  • 🚚 Free shipping across the US & Canada
  • 📦 Ships same-day, arrives in 2–3 days
  • 🔒 60-day freshness guarantee
  • 🔁 Authorized dealer — temperature-controlled storage
See it to believe it

Why 10,000+ switched to Ultimate Omega 2X.

The Power of Omega-3
Fish Oil Intro
Lemon Taste Test
Best Soft Gels
What 2150 mg does for your body

Four systems, one daily capsule.

High-dose EPA and DHA are backed by 30+ years of peer-reviewed research. Here's where you'll feel the difference.

Heart

EPA + DHA meet the American Heart Association daily recommendation in just 2 soft gels.

Brain

High-dose omega-3s support cognitive function, focus, and a steady mood.

Immune

Nourishes your body's natural immune response at the cellular level.

Joint

Helps maintain normal joint mobility and eases everyday stiffness.

Authorized dealer vs Amazon resellers

Why "authorized dealer" actually matters.

24% of Amazon 1-star reviews complain about rancid product. Here's what we do differently.

 
Direct from Omega Direct
Authorized dealer
Amazon resellers
Gray market
Authorized Nordic Naturals dealer
Sometimes (varies by seller)
Temperature-controlled storage
Rarely — warehouses are not climate controlled
Freshness guarantee
60 days, money back
Depends on seller; often no recourse
Direct US fulfillment
Third-party warehouses
Batch-level Certificate of Analysis
QR code on every bottle
Not available through marketplace
Subscribe & Save
15% off, cancel anytime
5% via Subscribe & Save

Nordic Naturals authorizes a short list of direct-to-consumer dealers. We're one of them — that's why we can guarantee freshness.

The science

Why 2150 mg of rTG omega-3 works where others don't.

The molecular form matters as much as the dose. Ultimate Omega 2X uses the same triglyceride form that fish naturally contain — so your body treats it like food.

2150mg Total Omega-3 per serving EPA + DHA in 2 soft gels — meets the American Heart Association daily recommendation.
70% Better absorption Natural triglyceride (rTG) form — your body recognizes it as food, not a synthetic supplement.
0.3meq/kg Peroxide value Well below international freshness standard of 5 meq/kg — that's why there are no fishy burps.
The Nordic Promise

Safe, effective nutrients — guaranteed.

Our commitment to deliver the safest, most effective nutrients essential to health — from ingredient sourcing to shipping.

Superior Quality

From ingredient sourcing and product creation to shipping and customer care, superior quality is how we always deliver the best essential nutrients.

Made with Integrity

Our products are grounded in science, formulated with care, and responsibly sourced for your family's health and peace of mind.

Product Transparency

Check your product's third-party test results via QR code on every bottle, and see why so many people love Nordic Naturals.

Potency Active ingredient amounts that always match their values on the label.
Purity Virtually undetectable levels of environmental toxins such as PCBs and heavy metals.
Freshness Oxidation values well-below international standards — great taste, no fishy burps.
Non-GMO No genetically engineered GMO proteins and genes.
A daily ritual

Fits your morning, every morning.

Holding Ultimate Omega 2X in a bright morning kitchen
Morning ritual
Golden soft gels beside fresh lemon on marble
Mature hand pouring soft gels onto palm
Couple laughing over outdoor breakfast
Straight from Amazon

Same product. Same 4.6 stars. Fresher from us.

We source the exact Nordic Naturals Ultimate Omega 2X sold on Amazon — Amazon's Choice, 5,695+ verified reviews. Buy direct and you skip gray-market warehouses: authorized dealer, temperature-controlled, freshness guaranteed.

4.6 (5,695)
Amazon's Choice
Amazon 5-star review — 'High quality' by D. Pace
Amazon 5-star review by Katalin E Csikos
Amazon 5-star review — 'The best omega-3' by David L.
Amazon 5-star verified review of Ultimate Omega 2X
Ready when you are

For the price of one coffee a day.

The 120-count bottle comes out to about $0.42 per soft gel — one daily dose of heart, brain, immune, and joint support for less than a latte.

  • ✓ Free shipping across the US & Canada
  • ✓ 60-day freshness guarantee
  • ✓ Ships same-day from authorized US warehouse
Shop Ultimate Omega 2X
Nordic Naturals Ultimate Omega 2X Lemon — 2150 mg Omega-3 Softgels (EPA + DHA, rTG)
4.6
Based on 5695+ verified reviews
5 ★
89%
4 ★
6%
3 ★
3%
2 ★
1%
1 ★
1%
  • ★★★★★

    LDL dropped 22 points in 3 months

    Cardiologist told me to find a high-potency rTG fish oil after my cholesterol panel came back borderline. Picked this after reading a bunch of reviews. Three months in and my LDL is down 22 points, HDL up 5. Changed nothing else in my diet so I'm giving credit to the oil.

    Ed H. · 61 · Verified buyer · heart
  • ★★★★★

    My BP medication dose went down

    Been on lisinopril for years. Added this about 6 months ago on my doctors advice. Last visit she actually reduced my dose. not saying fish oil cured anything but numbers moved in the right direction.

    Marilyn K. · 68 · Verified buyer · heart
  • ★★★★★

    Triglycerides finally in range

    Hit 280 on my last fasting panel which freaked me out. Doc said omega-3 at high doses can bring triglycerides down. retested after 4 months on 2 pills a day, came back 148. will keep taking.

    Raymond O. · 54 · Verified buyer · heart
  • ★★★★★

    Heart health peace of mind

    Dad died of a heart attack at 62, so this runs in my family. I've been on Ultimate Omega 2X for about two years now. No scary numbers on my panels, blood pressure steady. Can I prove it's this? No. But I'm not stopping.

    Greg W. · 55 · Verified buyer · heart
  • ★★★★★

    Doctor recommended brand

    My PCP specifically said Nordic Naturals when I asked what to buy. Apparently the triglyceride form is better absorbed. I trust her, she doesnt push supplements usually.

    Carla B. · 47 · Verified buyer · heart
  • ★★★★★

    Resting heart rate down

    Garmin has my resting HR dropping from 64 to 58 over two months of taking these. Exercise is the same. Only new variable is this supplement.

    Tony D. · 43 · Verified buyer · heart
  • ★★★★

    Works but expensive

    No complaints about quality, my lipid numbers look better. Just wish it was a little cheaper per bottle. subscribing brings the price down which helps.

    Debra M. · 59 · Verified buyer · heart
  • ★★★★★

    Family cardiovascular history

    Both parents had bypass surgeries. At 51 I am trying to do everything right. 2150mg of omega-3 per serving is way more than the cheap stuff at the drugstore. this feels like it is actually doing something.

    Monica S. · 51 · Verified buyer · heart
  • ★★★★★

    Added it to my heart health stack

    I take a baby aspirin, a statin and now this. Labs keep coming back clean. nurse practitioner said fish oil at this dose is the most important of the three for me.

    Hal V. · 67 · Verified buyer · heart
  • ★★★★★

    Cardiologist brand of choice

    My cardiologist keeps a bottle on his desk. He told me if I was only going to buy one supplement in my life this was the one. thats a strong endorsement coming from a doc who is anti-supplement.

    Judy N. · 64 · Verified buyer · heart
  • ★★★

    No change in my numbers

    Took it for 5 months and my lipid panel was essentially unchanged. maybe I'm a non responder. product quality seems fine, it just didn't do anything for me personally.

    Glen F. · 58 · Verified buyer · heart
  • ★★★★★

    Blood pressure edge case

    Mine has always run a little high, 135/85 ish. After about 3 months of 2X it is consistently 122/78. subtle but real.

    Patrick A. · 49 · Verified buyer · heart
  • ★★★★★

    My husband's triglycerides

    He was at 340. Doctor wanted to start him on a prescription fish oil that was going to cost a fortune with his insurance. tried this first. 12 weeks later, 165. no prescription needed.

    Linda E. · 62 · Verified buyer · heart
  • ★★★★★

    Kept me off statins

    My LDL was creeping up into the 140s. doctor said try lifestyle stuff for six months before meds. fish oil, walking and less red meat. LDL now 112, statins off the table.

    Curtis R. · 57 · Verified buyer · heart
  • ★★★★★

    Recommended by my nutritionist

    She said skip the store brand and get rTG form. This was the one she pointed to. Heart labs look great at my last visit.

    Angela T. · 41 · Verified buyer · heart
Verified, certified, tested

Every claim backed by independent certification.

#1 Fish Oil Brand in USA
ClearCut / Nielsen / SPINS
iGen Non-GMO Tested
No genetically engineered proteins
3rd-Party Purity Tested
Virtually undetectable toxins
Friend of the Sea
Certified sustainable sourcing
100% Wild-Caught
Fresh anchovies, sardines, mackerel
Triglyceride (rTG) Form
Better absorption than ethyl ester
Questions answered

Still wondering? Let's clear it up.

How many soft gels should I take?

The standard serving is 2 soft gels per day with food. That delivers 2150 mg of total omega-3s (1125 mg EPA + 875 mg DHA), meeting the American Heart Association's daily recommendation.

Will I get fishy burps?

No. Our fish oil is kept in the triglyceride (rTG) form and protected from oxygen at every stage of production. Oxidation values are well below international standards — that's what causes 'fishy' taste and burps in cheaper brands.

Are the soft gels big?

They're full-size soft gels (2000 mg each). If you prefer a smaller capsule, look at Nordic Naturals Ultimate Omega Mini — same quality, half the size.

How is this different from buying on Amazon?

We're an authorized Nordic Naturals dealer with temperature-controlled storage and freshness guarantee. A large portion of negative Amazon reviews mention rancid product from gray-market sellers storing fish oil in hot warehouses. Direct from us: always fresh, always within code date.

Can I take this with medications?

Omega-3 fish oil can interact with blood thinners like warfarin. Always check with your physician if you take any prescription medication, especially blood thinners or blood pressure medication.

Is it sustainable?

Yes — Friend of the Sea certified. Fish are wild-caught from sustainable fisheries (anchovies, sardines, mackerel, herring), and we process in Norway using a proprietary method that minimizes waste.

What's the difference between 90, 120, and 180 soft gels?

Same product, different pack sizes. 90 soft gels = 45-day supply. 120 = 60-day. 180 = 90-day (and the lowest cost per soft gel — best value for daily use).

Do you ship internationally?

We ship within the US and Canada only, and shipping is free on every order. International shipping isn't available at this time.

Free tools

Verify your bottle. Dial in your dose.

Free interactive tools from Omega Direct — built on the same third-party lab data Nordic Naturals publishes for every batch.

Questions?

Have a question? Something else on your mind?

Real humans on the other end — we usually reply within one business day.