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Fish Oil supplements
Half of the 1,990 fish oil supplements in the NIH label database that print an amount list 1.2 g or less per serving; the middle half list 1 g to 2 g (DSLD version 9.4.0, January 2026).
- Products listing it
- 2,1351,990 print an amount; 144 list it inside a blend without an amount
- Median per serving
- 1.2 gmiddle half 1 g to 2 g
How much fish oil do supplements contain?
The median product lists 1.2 g per serving. One in ten lists 0.429 g or less, one in ten 2.5 g or more. The amount printed most often is 1 g (407 products).
Products by amount of fish oil per serving
1,990 products, log scale; extreme 0.2% at each end left out of the drawing.
Source: Supplement Facts rows of every product's current label, NIH ODS Dietary Supplement Label Database version 9.4.0; amounts in one measure (weight).
Which products list the most fish oil?
On-market products, per serving, with a plausible amount: the rule leaves out likely entry slips, such as an amount far beyond every other label with no %DV or strength on the label to back it (each product page still shows its own amount, marked).
- Omega 3Lightbody5.32 g
- High DHA Omega-3 3560 mgAquaOmega5.32 g
- High EPA Regular Strength Omega-3 1700 mgAquaOmega5.32 g
- High EPA Omega-3 3450 mgAquaOmega5.32 g
- Eskimo PurEFA 1,000 mg Stable Fish OilIntegrative Therapeutics5 g
- Liquid Omega-3 1330 mg Lemon FlavorNature's Bounty4.76 g
- EPA/DHA Pro LemonNutriCology4.7 g
- EPA/DHA Pro High Potency Fish OilNutriCology4.7 g
Have the amounts changed over the years?
Products whose current label entered DSLD in 2011 list a median of 1 g; those entered in 2025, 1.2 g.
| Year | Products | Median per serving |
|---|---|---|
| 2011 | 27 | 1 g |
| 2012 | 127 | 1 g |
| 2013 | 170 | 1 g |
| 2014 | 88 | 1.29 g |
| 2015 | 82 | 1.01 g |
| 2016 | 121 | 1.2 g |
| 2017 | 123 | 1.1 g |
| 2018 | 88 | 1.2 g |
| 2019 | 122 | 1 g |
| 2020 | 215 | 1.25 g |
| 2021 | 133 | 1.2 g |
| 2022 | 151 | 1.2 g |
| 2023 | 164 | 1.2 g |
| 2024 | 225 | 1.29 g |
| 2025 | 154 | 1.2 g |
Source: DSLD label entry dates and amounts, current labels.
In which products and brands?
Products listing fish oil by DSLD product type
Brands listing it most: Carlson (95), NOW (40), Nature's Bounty (39), Nature Made (33), Natural Factors (33), Irwin Naturals (32), SmartyPants (30), Puritan's Pride (29), Metagenics (25), Sundown Naturals (24).
Every product listing fish oil
2,135 products, A to Z by name (page 34 of 43), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- ProRenal+D Multivitamin with Omega-3Nephroceuticals · off the market1 g
- Prosta-Pro Support PackDouglas Laboratories0.667 g
- Prosta-StrongIrwin Naturals2.03 g
- Prostate OptimizerJarrow Formulas · off the market0.6 g
- PS IQ Memory With EFA-Rich OilsNatural Factors PS Factor · off the market0.4 g
- PS-IQ MemoryNatural Factors PS Factor0.4 g
- Pure Fish Oil Omega-3 Gold Fresh Lemon FlavorNutriGold · off the market4.5 g
- Pure Omega HPIntegrative Therapeutics0.0011 g as transcribed, likely a slip
- Pure Omega LiquidIntegrative Therapeutics4.5 g
- Pure Omega Ultra HPIntegrative Therapeutics1.39 g
- Pure Wild Alaskan Fish Oil with AlaskOmega 1000 mgDoctor's Best2 g
- Pure-90Confidence USA · off the market1 g
- PureLean Pure PackPure Encapsulations0.9 g
- PureNutrients EPA/DHA Gummy Natural Lemon-Lime FlavorPure Encapsulationsin a blend
- Purified & Clear Omega 3 Fish Oil 1000 mgDoctor's Best2 g
- Quantum EPA/DHAQuantum Nutrition Labs2 g
- Quantum EPA/DHA Liquid Lemon FlavorQuantum Nutrition Labs4.5 g
- Quell Fish Oil DHA Soft Chews Natural Lemon-Lime FlavorDouglas Laboratories0.5 g
- QuellGelNature's Edge · off the market1.7 g
- Quench TG-1000VisiVite1 g
- Raw IGF-1Vigor Labsin a blend
- Red Krill Oil 250 mg with AstaxanthinWindmill0.725 g
- Red OmegaNOW · off the market2 g
- Red Omega Fish OilNOW2 g
- Red Omega With CoQ10 - 30 mg & Omega-3 Fish OilNOW · off the market2 g
- RedKrillOmegaWorks0.725 g
- RegeneplexSP Standard Process · off the marketin a blend
- Regular Strength All Natural Enteric Fish OilSimply Right · off the market0.6 g
- Regular Strength Fish Oil 1000 mgSpring Valley1 g
- ReKoverOL Olympian Labs Performance Sports Nutrition · off the market1.49 g
- RekoverOL Olympian Labs1.49 g
- Relief Factor Quick StartPromedev1.4 g
- RestoraUS Pharmaceutical Corporation0.4 g
- RestoreEyePromise0.25 g
- Rhodiola-PlusIrwin Naturals0.9 g
- Rhythm RiteCarlson0.33 g
- Right 1 DailyCarlson0.5 g
- Right for the MaculaCarlson1.5 g
- Right For The Macula Natural Orange FlavorCarlson · off the market0.8 g
- Romega Cognition ComplexSwanson0.6 g
- Runner's Fish OilRunFit Nutrition1 g
- Runners KitVitalBulk1.2 g
- Rx Omega-3Natural Factors · off the market1.17 g
- Rx Omega-3 FactorsNatural Factors · off the market1.17 g
- Rx Omega-3 Factors Natural Orange FlavorNatural Factors · off the market4.4 g
- Rx Omega-3 Factors Pharmaceutical Grade EPA 1,500 mg / DHA 750 mg Natural Orange FlavorNatural Factors · off the market4.4 g
- Rx Omega-3 Factors Pharmaceutical Grade EPA 400 mg / DHA 200 mgNatural Factors · off the market1.17 g
- Rx Omega-3 Natural Orange FlavorNatural Factors · off the market4.4 g
- Rx Omega-3 Women's BlendNatural Factors WomenSense · off the market1.07 g
- RxOmega-3Natural Factors WS WomenSense1.07 g