McDonald's Filet-O-Fish vs. Greek Tzatziki — In-Depth Nutrition Comparison
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A recap on the differences between mcDonald's Filet-O-Fish and greek Tzatziki
- McDonald's Filet-O-Fish has more vitamin B12, fats, phosphorus, monounsaturated fat, and polyunsaturated fat; however, greek Tzatziki is higher in fiber and vitamin B2.
- McDonald's Filet-O-Fish covers your daily vitamin B12 needs 33% more than greek Tzatziki.
- Greek Tzatziki contains 5 times less polyunsaturated fat than mcDonald's Filet-O-Fish. McDonald's Filet-O-Fish contains 5.952g of polyunsaturated fat, while greek Tzatziki contains 1.1g.
- Greek Tzatziki has less cholesterol.
Food varieties used in this article are McDONALD'S, FILET-O-FISH and KASHI Pizza, Greek Tzatziki, single serve, frozen, unprepared.
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Mineral Comparison
The mineral comparison score is based on which food has a more favorable amount of each mineral. The �coverage� charts below show how much of the daily mineral needs are covered by the selected amount of each food.
| Contains more MagnesiumMagnesium | +∞% |
| Contains more PotassiumPotassium | +18.9% |
| Contains more IronIron | +20% |
| Contains more CopperCopper | +∞% |
| Contains more ZincZinc | +16% |
| Contains more PhosphorusPhosphorus | +61.2% |
| Contains more ManganeseManganese | +∞% |
| Contains more SeleniumSelenium | +∞% |
| Contains less SodiumSodium | -25.8% |
Vitamin Comparison
The vitamin comparison score is based on the number of vitamins in which one food is richer than the other. The �coverage� charts below show how much of the daily vitamin needs are covered by the selected amount of each food.
| Contains more Vitamin CVitamin C | +∞% |
| Contains more Vitamin EVitamin E | +∞% |
| Contains more Vitamin B12Vitamin B12 | +260% |
| Contains more Vitamin KVitamin K | +∞% |
| Contains more Vitamin B2Vitamin B2 | +53.8% |
| Contains more Vitamin B3Vitamin B3 | +21.6% |
| Contains more Vitamin B6Vitamin B6 | +∞% |
| Contains more FolateFolate | +33.3% |
All nutrients comparison - raw data values
| Nutrient | ![]() |
![]() |
DV% diff. |
| Selenium | 25.5µg | 46% | |
| Omega-3 (ALA) | 0.614g | 38% | |
| Vitamin B12 | 1.08µg | 0.3µg | 33% |
| Polyunsaturated fat | 5.952g | 1.1g | 32% |
| Omega-6 (Linoleic acid) | 5.106g | 30% | |
| Fiber | 1.4g | 5.9g | 18% |
| Fats | 14.64g | 6.6g | 12% |
| Manganese | 0.262mg | 11% | |
| Vitamin E | 1.17mg | 8% | |
| Cholesterol | 32mg | 10mg | 7% |
| Copper | 0.066mg | 7% | |
| Phosphorus | 137mg | 85mg | 7% |
| Magnesium | 27mg | 6% | |
| Monounsaturated fat | 4.005g | 1.7g | 6% |
| Sodium | 434mg | 322mg | 5% |
| Vitamin B2 | 0.13mg | 0.2mg | 5% |
| Vitamin B6 | 0.06mg | 5% | |
| Calories | 282kcal | 203kcal | 4% |
| Vitamin K | 4.9µg | 4% | |
| Iron | 1.56mg | 1.3mg | 3% |
| Vitamin B3 | 2.22mg | 2.7mg | 3% |
| Folate | 21µg | 28µg | 2% |
| Saturated fat | 2.833g | 2.3g | 2% |
| Fructose | 1.93g | 2% | |
| Carbs | 26.39g | 29.7g | 1% |
| Potassium | 220mg | 185mg | 1% |
| Zinc | 0.58mg | 0.5mg | 1% |
| Vitamin B1 | 0.211mg | 0.2mg | 1% |
| Protein | 11.26g | 11.1g | 0% |
| Protein per 100 calories | 4g | 5.5g | N/A |
| Calories per 10 g protein | 250kcal | 183kcal | N/A |
| Weight per 100 calories | 35g | 49g | N/A |
| Unsaturated / Saturated Fat ratio | 3.5 | 1.2 | N/A |
| Vitamin C | 0.3mg | 0mg | 0% |
| Net carbs | 24.99g | 23.8g | N/A |
| Calcium | 120mg | 116mg | 0% |
| Sugar | 3.67g | 2.7g | N/A |
| Trans fat | 0.128g | 0g | N/A |
| Omega-3 (EPA) | 0.03g | N/A | |
| Omega-3 (DHA) | 0.061g | N/A | |
| Omega-3 (DPA) | 0.005g | N/A | |
| Omega-6 (Gamma-linolenic acid) | 0.024g | N/A | |
| Omega-6 (Dihomo-gamma-linolenic acid) | 0.006g | N/A | |
| Omega-6 (Eicosadienoic acid) | 0.007g | N/A |
Macronutrient Comparison
Macronutrient breakdown side-by-side comparison
Protein:
11.26 g
Fats:
14.64 g
Carbs:
26.39 g
Water:
45.76 g
Other:
1.95 g
Protein:
11.1 g
Fats:
6.6 g
Carbs:
29.7 g
Water:
46.3 g
Other:
6.3 g
| Contains more FatsFats | +121.8% |
| Contains more CarbsCarbs | +12.5% |
~equal in
Protein
~11.1g
~equal in
Water
~46.3g
Fat Type Comparison
Fat type breakdown side-by-side comparison
Saturated fat:
Sat. Fat
2.833 g
Monounsaturated fat:
Mono. Fat
4.005 g
Polyunsaturated fat:
Poly. Fat
5.952 g
Saturated fat:
Sat. Fat
2.3 g
Monounsaturated fat:
Mono. Fat
1.7 g
Polyunsaturated fat:
Poly. Fat
1.1 g
| Contains more Mono. FatMonounsaturated fat | +135.6% |
| Contains more Poly. FatPolyunsaturated fat | +441.1% |
| Contains less Sat. FatSaturated fat | -18.8% |






