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Cod Liver Oil supplements
Half of the 10 cod liver oil supplements in the NIH label database that print an amount list 625 mg or less per serving; the middle half list 442.5 mg to 925 mg (DSLD version 9.4.0, January 2026).
- Products listing it
- 1010 print an amount
- Median per serving
- 625 mgmiddle half 442.5 mg to 925 mg
How much cod liver oil do supplements contain?
The median product lists 625 mg per serving. One in ten lists 350 mg or less, one in ten 1,870 mg or more. The amount printed most often is 350 mg (2 products).
Products by amount of cod liver oil per serving
10 products, log scale; extreme 0.2% at each end left out of the drawing.
| Amount per serving | Products | For example |
|---|---|---|
| 350 mg | 2 | |
| 700 mg | 2 | Cod Liver Oil 700 mg Double Strength (Swanson) |
| 415 mg | 1 | Cod Liver Oil (Vitamin World) |
| 525 mg | 1 | Pure Cod Liver Oil (Seven Seas) |
| 550 mg | 1 | Cod Liver 10 Minims (Nature's Harmony) |
| 1,000 mg | 1 | Cod Liver Oil 1000 mg (Puritan's Pride) |
| 1,100 mg | 1 | Cod Liver Oil 20 Minims (Nature's Harmony) |
| 8,800 mg | 1 | Liquid Norwegian Cod Liver Oil Omega-3 EPA + DHA Lemon (Vitacost) |
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 cod liver 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).
- Liquid Norwegian Cod Liver Oil Omega-3 EPA + DHA LemonVitacost8,800 mg
- Cod Liver Oil 20 MinimsNature's Harmony1,100 mg
- Cod Liver Oil 1000 mgPuritan's Pride1,000 mg
- Cod Liver Oil 700 mg Double StrengthSwanson700 mg
- Cod Liver 10 MinimsNature's Harmony550 mg
- Pure Cod Liver OilSeven Seas525 mg
- Cod Liver OilVitamin World415 mg
In which products and brands?
Products listing cod liver oil by DSLD product type
Brands listing it most: Swanson (2), Swanson Premium Brand (2), Nature's Harmony (2), Vitamin World (1), Seven Seas (1), Puritan's Pride (1), Vitacost (1).
Every product listing cod liver oil
10 products, A to Z by name (page 1 of 1), each with the amount its label prints; an amount far outside what other labels print is marked as a possible slip.
- Cod Liver 10 MinimsNature's Harmony550 mg
- Cod Liver OilSwanson · off the market350 mg
- Cod Liver OilVitamin World415 mg
- Cod Liver OilSwanson Premium Brand · off the market350 mg
- Cod Liver Oil 1000 mgPuritan's Pride1,000 mg
- Cod Liver Oil 20 MinimsNature's Harmony1,100 mg
- Cod Liver Oil 700 mg Double StrengthSwanson700 mg
- Double-Strength Cod Liver OilSwanson Premium Brand · off the market700 mg
- Liquid Norwegian Cod Liver Oil Omega-3 EPA + DHA LemonVitacost8,800 mg
- Pure Cod Liver OilSeven Seas525 mg