Worth it, with a caveatCheck today's price on Amazon

Health & Personal Care

Is Nordic Naturals Ultimate Omega Worth It?

Worth it, with a caveat

By Maya Bennett, kitchen & home · updated 2026-07-22

Worth it, if capsule size and fishy burps have made you give up on fish oil before

Nordic Naturals Ultimate Omega, Lemon Flavor - 90 Soft Gels - 1280 mg Omega-3 - High-Potency Omega-3 Fish Oil Supplement with EPA & DHA - Promotes Brain & Heart Health - Non-GMO - 45 Servings
around $35 · price at time of review, check Amazon for current 4 stars · 59,339 Amazon ratings

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You've stood in the vitamin aisle holding a bottle of fish oil, wondering why the capsule looks the size of a thumb, and bracing for an afternoon of fishy burps. Maybe you tried one brand already and gave up after a week of that exact aftertaste sitting behind your teeth. Nordic Naturals Ultimate Omega is one of the names people point to when they say they finally found a fish oil that doesn't repeat on them, and that claim is worth actually unpacking.

Here's the bit that actually matters: fish oil comes in two different chemical shapes. Cheaper brands sell it as ethyl ester, a form created when the oil is stripped down and re-esterified with alcohol during processing. Your body's digestive enzymes aren't built to break that shape down quickly, so it sits in your stomach longer, and that lingering oil is exactly what causes the fishy replay a few hours later. Nordic Naturals reprocesses its concentrate back into triglyceride form, the natural shape fish oil takes inside an actual fish, which your gut handles the way it handles food rather than an oily supplement. Each serving delivers 1280 mg of concentrated EPA and DHA omega-3s in two soft gels, so you're not swallowing a handful of capsules to hit a meaningful dose. The lemon flavoring coats the burp on the way up, but the real fix happens lower down, in how efficiently the oil actually gets absorbed. Freshness matters here too: oil that's oxidized or old tastes fishier and digests worse, which is why wild-caught sourcing and batch freshness aren't just marketing lines, they're the other half of why this doesn't repeat on you.

So you're not really buying fish oil, you're buying a shape your stomach can actually use. The omega-3s themselves are similar across brands; what changes is whether they arrive in a form your body processes quickly or one that lingers and comes back to say hello at lunch.

Check today's price on Amazon4 stars · 59,339 Amazon ratings

Worth it if

  • Fish oil has given you burps or an aftertaste before and you want to try a different form
  • You'd rather take two soft gels than a handful to hit a real omega-3 dose
  • You want a brand that sources fresh, wild-caught fish rather than the cheapest oil available

Skip it if

  • You're on blood thinners or other medication and haven't cleared it with a doctor yet
  • A cheaper ethyl ester fish oil already works fine for you
  • You're only looking for the lowest price per capsule

If daily fish oil has failed you before because of the burps or the sheer size of the pill, this is a quiet yes, it's built to solve exactly that problem. If you're on blood thinners or other medication, talk to your doctor before adding any fish oil, and if a cheaper ethyl ester brand already works fine for you, there's no reason to switch.

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Before you go

Is Nordic Naturals Ultimate Omega a good brand?

It's one of the best-selling omega-3 brands in the U.S., and it uses the triglyceride form of fish oil, which is generally absorbed more efficiently than the cheaper ethyl ester form used elsewhere.

Is Nordic Naturals Ultimate Omega good for you?

The EPA and DHA omega-3s it delivers are linked to supporting heart, brain, and eye function, which is the whole reason people take fish oil daily in the first place.

What should you not mix omega-3 with?

Fish oil can add to the effect of blood-thinning medications, so if you're on any anticoagulant or blood pressure medication, check with your doctor before adding a daily fish oil supplement.

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Maya Bennett covers kitchen & home for Is It Worth It Reviews. We research products and explain them honestly; we do not test them and we never pretend to.