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Ultimate Omega Xtra Lemon

Nordic Naturals
4.8
★ ★ ★ ★ ★
(882 ratings)
Omega-3 3400 mg
Product Image
Score84
A clearly positioned formula offers practical strengths for its intended use. The supplied facts do not reliably separate EPA and DHA, and the serving cost is high.
How scoring works
Quantity:8 Fluid Ounce(s) • (48 servings)
Goals:
Joint Health
Skin Health
Metabolism Boost

Score 84

A clearly positioned formula offers practical strengths for its intended use. The supplied facts do not reliably separate EPA and DHA, and the serving cost is high.
How scoring works

Also available as

1 option
2840.0mg • 8 Fluid Ounce(s) servings Omega-3 2840 mg • 8 Fluid Ounce(s) • 48 servings $66.26 ($1.38 per serving)
$70.51($1.46 per serving)
Daily Vita
$ 70.51
iHerb
$ 70.51
Pure Formulas
$ 70.51
Vitacost
$ 74.23
Walmart
$ 70.51
Report prices

Analysis

The liquid combines a very high 3,400 mg total omega-3 amount with 25 mcg vitamin D3. Triglyceride-form oil and flexible liquid dosing suit users seeking concentrated marine fats with added vitamin D.

The supplied facts do not reliably separate EPA and DHA, and the serving cost is high. The large omega-3 amount and added vitamin D require more careful coordination with medicines and other supplements.

It fits experienced users who need high-potency liquid fish oil and also want vitamin D. Routine maintenance users may prefer a lower amount with clearer fatty-acid detail.

Who is it for
  • experienced users who need high-potency liquid fish oil and also want vitamin D
  • Users comfortable with the stated format
  • People who have reviewed the formula’s key limitations
Best for
  • Very high-potency liquid omega-3
  • Combined omega-3 and vitamin D
  • Users avoiding capsules

Pros

  • Very high total omega-3 amount
  • Includes vitamin D3
  • Flexible liquid delivery

Cons

  • EPA and DHA split is unclear
  • High serving cost
  • Large amount may be harder to tolerate

Warnings

  • Account for the added vitamin D when combining this with other vitamin D supplements
  • Fish oil may add to bleeding risk with anticoagulant or antiplatelet medicines
  • Avoid if fish allergy applies unless the source is confirmed safe

Nutrient quality

92 Highest impact

Triglyceride-form oil, wild-fish sourcing, and accessible testing support strong quality. Very concentrated delivery warrants extra care with blood-thinning medicines.

Ingredient transparency

82 Highest impact

Core active amounts are clear and no proprietary blend obscures the formula. Missing complete directions and excipient information keep the supplied label details incomplete.

Customer satisfaction

69 High impact

A strong supplied average supports customer confidence. No specific feedback was provided to assess repeated complaints or purpose-related experiences.

Value for money

91 Highest impact

Strong formula quality and useful active delivery support good practical value. The supply and formula compare well with similar products.

Report analysis

Goals

Joint Health
Joint Health
Impact
Highest effect
A- Goal FitA+ Strength of SupportC+ CoverageA Formula Quality
Omega-3 · 3400 mg

The 3400 mg omega-3 serving offers exceptional depth for inflammation-related joint comfort and mobility. Triglyceride-form oil, freshness protection, clear active disclosure, and testing records support reliable delivery.

Vitamin D adds a complementary musculoskeletal role, but the formula still lacks cartilage building blocks and direct lubrication support. The high omega-3 dose may increase bruising or bleeding risk when combined with anticoagulant or antiplatelet medicines.

Study evidence
Omega-3 Supportive 40 studies
Vitamin D Supportive 111 studies
Skin Health
Skin Health
Impact
Highest effect
B Goal FitA+ Strength of SupportB CoverageA Formula Quality
Omega-3 · 3400 mg

Omega-three fatty acids support skin barrier lipids and help regulate inflammatory signaling. The 3,400 mg total amount provides substantial depth for that pathway.

Added antioxidant protection complements the fatty acids by helping preserve oil stability. Triglyceride-form oil and accessible purity testing support absorption and quality confidence.

Study evidence
Omega-3 Supportive 35 studies
Metabolism Boost
Metabolism Boost
Impact
Highest effect
B- Goal FitA+ Strength of SupportB- CoverageA+ Formula Quality
Omega-3 · 3400 mgVitamin D · 25 mcg

Omega-3 fatty acids support cell-membrane function, lipid balance, and metabolic signaling. The disclosed 3,400 mg amount provides substantial daily support.

Triglyceride-form oil and accessible purity testing provide strong quality confidence. The high omega-3 amount may increase bruising or bleeding tendency when combined with anticoagulant or antiplatelet medicines.

Study evidence
Omega-3 Supportive 42 studies
Vitamin D Supportive 65 studies

Ingredients

IngredientAmount per serving
Calories
45 Calorie(s)
Total Fat
5 Gram(s)
Vitamin D3 (Cholecalciferol)
 25 mcg
Total Omega-3 Fatty Acids (Other Omega-3 Fatty Acids, Docosahexaenoic Acid, Eicosapentaenoic Acid)
 3400 mg
Cholesterol
5 mg
Gluten Free Adults 18–50
Report overview
Omega-3 (Other Omega-3 Fatty Acids, Docosahexaenoic Acid, Eicosapentaenoic Acid) · 3400 mg OverallScore93
A+ Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyA+ Value

Triglyceride-form oil from wild-caught fish combines high active delivery with protective antioxidants. EPA and DHA are clearly disclosed, and accessible testing records support purity. The concentrated liquid provides excellent cost efficiency per active gram.

View ingredientView products
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85 Performance

Ultimate Omega Lemon

Nordic Naturals
<p>A meaningful triglyceride-form omega-3 serving combines clear fatty-acid disclosure, wild-fish sourcing, and accessible purity records. Its source, delivery form, or testing detail is clearer than less specified eligible formulas. The amount is lower than the most concentrated liquid formulas.</p>
81 Performance

Prenatal DHA 650 mg

Thorne
<p>A DHA-rich triglyceride-form prenatal oil pairs clear EPA and DHA amounts with antioxidant protection and contaminant testing. Its source, delivery form, or testing detail is clearer than less specified eligible formulas. The prenatal balance may not match children or adults seeking a general EPA-and-DHA formula.</p>
67 Performance

Superior Omega-3 Krill Oil Ultra Strength 1000 mg

Schiff MegaRed
<p>Krill phospholipids and astaxanthin provide an absorption-aware delivery and antioxidant foundation. Its source, delivery form, or testing detail is clearer than less specified eligible formulas. The total omega-3 amount is modest and EPA and DHA are not separated.</p>
70 Budget

Fish Oil 1000 mg

Spring Valley
<p>Triglyceride-form fish oil provides a clearly stated combined EPA and DHA amount at very low routine cost. It lowers routine cost versus the original. The active amount is modest, and individual fatty-acid, source, purity, and oxidation details are missing.</p>
66 Budget

Solar D Gems 4000 IU (100 mcg) Natural Lemon Flavor

Carson
<p>Triglyceride omega-3, cod liver oil, and natural vitamin E provide an absorption-aware, low-cost option. It lowers routine cost versus the original. The omega-3 amount is very low, while vitamin D reaches the adult daily upper limit and should not be stacked casually.</p>
69 Budget

Real Krill

Doctor's Best
<p>Krill phospholipids and astaxanthin provide a useful delivery and antioxidant system. It lowers routine cost versus the original. The total omega-3 amount is small, EPA and DHA are not separated, and purity verification is not supplied.</p>
79 Value

ProOmega Lemon 650 EPA/450 DHA

Nordic Naturals
<p>A substantial omega-3 amount with identifiable EPA and DHA provides clear active-fatty-acid depth. Its active delivery and serving economics provide a useful value trade-off versus the original. The molecular form, antioxidant protection, and purity testing are not supplied.</p>
73 Value

Omega-3 Fish Oil Orange Flavor

Garden Of Life Minami
<p>A concentrated total omega-3 amount offers efficient one-softgel delivery and accessible routine value. Its active delivery and serving economics provide a useful value trade-off versus the original. EPA, DHA, molecular form, fish source, antioxidant protection, and purity testing are not disclosed.</p>
69 Value

Neptune Krill Oil 500 mg

NOW
<p>Krill phospholipids and esterified astaxanthin provide a coherent delivery and antioxidant system. Its active delivery and serving economics provide a useful value trade-off versus the original. The total omega-3 amount is modest and EPA and DHA are not separated.</p>
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Supplementation of fish oil and olive oil in patients with rheumatoid arthritis.
    Berbert AA; Kondo CR; Almendra CL; Matsuo T; Dichi I · Nutrition (Burbank, Los Angeles County, Calif.) · 2005
    Randomized trial43 participantsJoint Health forOmega-3
  2. Krill oil improved osteoarthritic knee pain in adults with mild to moderate knee osteoarthritis: a 6-month multicenter, randomized, double-blind, placebo-controlled trial.
    Stonehouse W; Benassi-Evans B; Bednarz J; Vincent AD; Hall S; Hill CL · The American journal of clinical nutrition · 2022
    Randomized trial235 participantsJoint Health forOmega-3
  3. Effects of omega-3 supplementation on lipid metabolism, inflammation, and disease activity in rheumatoid arthritis: a meta-analysis of randomized controlled trials.
    Wang W; Xu Y; Zhou J; Zang Y · Clinical rheumatology · 2024
    Meta-analysis1,018 participants18 studies pooledJoint Health forOmega-3
  4. Impact of type and dose of oral polyunsaturated fatty acid supplementation on disease activity in inflammatory rheumatic diseases: a systematic literature review and meta-analysis.
    Sigaux J; Mathieu S; Nguyen Y; Sanchez P; Letarouilly JG; Soubrier M; Czernichow S; Flipo RM; Sellam J; Daïen C · Arthritis research & therapy · 2022
    Meta-analysis1,420 participants30 studies pooledJoint Health forOmega-3
  5. A meta-analysis of the analgesic effects of omega-3 polyunsaturated fatty acid supplementation for inflammatory joint pain.
    Goldberg RJ; Katz J · Pain · 2007
    Meta-analysis17 studies pooledJoint Health forOmega-3
  6. Knee effusion-synovitis volume measurement and effects of vitamin D supplementation in patients with knee osteoarthritis.
    Wang X; Cicuttini F; Jin X; Wluka AE; Han W; Zhu Z; Blizzard L; Antony B; Winzenberg T; Jones G; Ding C · Osteoarthritis and cartilage · 2018
    Randomized trial413 participantsJoint Health forVitamin D
  7. Vitamin D Deficiency Leads to Poorer Health Outcomes and Greater Length of Stay After Total Knee Arthroplasty and Supplementation Improves Outcomes: A Systematic Review and Meta-Analysis.
    Vivek K; Kamal R; Perera E; Gupte CM · JBJS reviews · 2024
    Meta-analysis146,054 participants10 studies pooledJoint Health forVitamin D
  8. Does vitamin D improve symptomatic and structural outcomes in knee osteoarthritis? A systematic review and meta-analysis.
    Zhao ZX; He Y; Peng LH; Luo X; Liu M; He CS; Chen J · Aging clinical and experimental research · 2021
    Meta-analysis1,599 participants6 studies pooledJoint Health forVitamin D
  9. Baseline 25-hydroxyvitamin D levels predict the effects of vitamin D supplementation on joint symptoms and cartilage loss in patients with knee osteoarthritis.
    Wang T; Zheng S; Jin X; Cen H; Zhu Z; Han W; Wluka A; Cicuttini F; Cao P; Ding C · Rheumatology advances in practice · 2025
    Randomized trial413 participantsJoint Health forVitamin D
  10. The Efficacy and Safety of Disease-Modifying Osteoarthritis Drugs for Knee and Hip Osteoarthritis-a Systematic Review and Network Meta-Analysis.
    Yang W; Sun C; He SQ; Chen JY; Wang Y; Zhuo Q · Journal of general internal medicine · 2021
    Meta-analysis11,890 participants28 studies pooledJoint Health forVitamin D
  11. Effects of omega-3 supplementation on glucose and lipid metabolism in patients with gestational diabetes: A meta-analysis of randomized controlled trials.
    Liu W; Gao M; Yang S; Sun C; Bi Y; Li Y; Wang J; Yuan X · Journal of diabetes and its complications · 2023
    Meta-analysis331 participants6 studies pooledMetabolism Boost forOmega-3
  12. Hepatic de novo lipogenesis is suppressed and fat oxidation is increased by omega-3 fatty acids at the expense of glucose metabolism.
    Green CJ; Pramfalk C; Charlton CA; Gunn PJ; Cornfield T; Pavlides M; Karpe F; Hodson L · BMJ open diabetes research & care · 2021
    Randomized trial38 participantsMetabolism Boost forOmega-3
  13. Clinical and metabolic response to flaxseed oil omega-3 fatty acids supplementation in patients with diabetic foot ulcer: A randomized, double-blind, placebo-controlled trial.
    Soleimani Z; Hashemdokht F; Bahmani F; Taghizadeh M; Memarzadeh MR; Asemi Z · Journal of diabetes and its complications · 2018
    Randomized trial60 participantsMetabolism Boost Skin Health forOmega-3
  14. The Effects of Flaxseed Oil Omega-3 Fatty Acids Supplementation on Metabolic Status of Patients with Polycystic Ovary Syndrome: A Randomized, Double-Blind, Placebo-Controlled Trial.
    Mirmasoumi G; Fazilati M; Foroozanfard F; Vahedpoor Z; Mahmoodi S; Taghizadeh M; Esfeh NK; Mohseni M; Karbassizadeh H; Asemi Z · Experimental and clinical endocrinology & diabetes : official journal, German Society of Endocrinology [and] German Diabetes Association · 2018
    Randomized trial60 participantsMetabolism Boost forOmega-3
  15. A combination of omega-3 and plant sterols regulate glucose and lipid metabolism in individuals with impaired glucose regulation: a randomized and controlled clinical trial.
    Wang JF; Zhang HM; Li YY; Xia S; Wei Y; Yang L; Wang D; Ye JJ; Li HX; Yuan J; Pan RR · Lipids in health and disease · 2019
    Randomized trial200 participantsMetabolism Boost forOmega-3
  16. Effects of vitamin D supplementation on insulin resistance and lipid metabolic profiles in women with gestational diabetes mellitus: A randomized controlled trial.
    Duan Y; Zhang S; Ma X; Li L; Jia K · African journal of reproductive health · 2026
    Randomized trial120 participantsMetabolism Boost forVitamin D
  17. Vitamin D3 improves glucose metabolism and attenuates inflammation in prediabetic human and mice.
    Zhang Y; Ni P; Miao Y; Chen H; Tang L; Song H; Li W; Li X · The Journal of nutritional biochemistry · 2024
    Randomized trialMetabolism Boost forVitamin D
  18. Effects of vitamin D and calcium supplementation on pancreatic β cell function, insulin sensitivity, and glycemia in adults at high risk of diabetes: the Calcium and Vitamin D for Diabetes Mellitus (CaDDM) randomized controlled trial.
    Mitri J; Dawson-Hughes B; Hu FB; Pittas AG · The American journal of clinical nutrition · 2011
    Randomized trial92 participantsMetabolism Boost forVitamin D
  19. The Effects of Vitamin D Supplementation on Glycemic Control, Lipid Profiles and C-Reactive Protein Among Patients with Cardiovascular Disease: a Systematic Review and Meta-Analysis of Randomized Controlled Trials.
    Ostadmohammadi V; Milajerdi A; Ghayour-Mobarhan M; Ferns G; Taghizadeh M; Badehnoosh B; Mirzaei H; Asemi Z · Current pharmaceutical design · 2020
    Meta-analysis630 participants8 studies pooledMetabolism Boost forVitamin D
  20. The Effect of Improved Serum 25-Hydroxyvitamin D Status on Glycemic Control in Diabetic Patients: A Meta-Analysis.
    Mirhosseini N; Vatanparast H; Mazidi M; Kimball SM · The Journal of clinical endocrinology and metabolism · 2017
    Meta-analysis1,528 participants24 studies pooledMetabolism Boost forVitamin D
  21. Dietetic intervention in psoriatic arthritis: the DIETA trial.
    Leite BF; Morimoto MA; Gomes CMF; Klemz BNC; Genaro PS; Shivappa N; Hébert JR; Damasceno NRT; Pinheiro MM · Advances in rheumatology (London, England) · 2022
    Randomized trial97 participantsSkin Health forOmega-3
  22. Omega-3 fatty acid supplement skin cancer prophylaxis in lung transplant recipients: A randomized, controlled pilot trial.
    Miura K; Vail A; Chambers D; Hopkins PM; Ferguson L; Grant M; Rhodes LE; Green AC · The Journal of heart and lung transplantation : the official publication of the International Society for Heart Transplantation · 2019
    Randomized trial49 participantsSkin Health forOmega-3
  23. Treatment of hard-to-heal wounds in ischaemic lower extremities with a novel fish skin-derived matrix.
    Lee YJ; Han HJ; Shim HS · Journal of wound care · 2024
    Randomized trial50 participantsSkin Health forOmega-3
  24. Effect of eicosapentaenoic acid, an omega-3 polyunsaturated fatty acid, on UVR-related cancer risk in humans. An assessment of early genotoxic markers.
    Rhodes LE; Shahbakhti H; Azurdia RM; Moison RM; Steenwinkel MJ; Homburg MI; Dean MP; McArdle F; Beijersbergen van Henegouwen GM; Epe B; Vink AA · Carcinogenesis · 2003
    Randomized trial42 participantsSkin Health forOmega-3