Carbs in Filet O Fish

How many carbs are in filet o fish?

Filet O Fish has 25g net carbs per 100g — 26.4g total carbs minus 1.4g fiber — plus 11.3g protein, 14.6g fat, and 282 calories. That makes filet o fish high in net carbs and about average for the typical fast-food item, which averages about 26.5g net carbs per 100g. At this carb count, filet o fish is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from USDA FoodData Central; net carbs are computed by CarbMeNot.

Keeping an eye on carbs in filet o fish?

Filet O Fish runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.

Download on the App StoreGet it on Google Play
Free · no signup · ★ 4.7

Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Filet O Fish
25g
Net carbs
26.4g
Total carbs
1.4g
Fiber
11.3g
Protein
14.6g
Fat
282
Calories

Values per 100 g.

Is filet o fish keto-friendly?

Not really

Filet O Fish is generally not keto-friendly. It has 25g net carbs per 100g (26.4g total carbs − 1.4g fiber). On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.

Carbs by serving size

ServingNet carbsTotal carbsCalories
100 g (3.5 oz)25g26.4g282
1 oz (28 g)7g7.4g79

How many calories are in filet o fish?

Filet O Fish has 282 calories per 100g. That's alongside 11.3g protein, 14.6g fat, and 25g net carbs per 100g.

Nutrition facts

NutrientAmount (per 100 g)
Calories282
Total carbs26.4g
Net carbs25g
Fiber1.4g
Sugar3.7g
Sugar alcohols0g
Protein11.3g
Fat14.6g
Sodium434mg
Potassium220mg

Source: USDA FoodData Central (SR Legacy). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.

Log filet o fish in one tap

Snap a photo and CarbMeNot's AI logs the carbs, protein, and fat automatically.

Download on the App StoreGet it on Google Play

Frequently asked questions

How many carbs are in filet o fish?
Filet O Fish has 26.4g of total carbs and 25g of net carbs per 100 grams.
How many net carbs are in filet o fish?
Filet O Fish has 25g of net carbs per 100 grams (total carbs 26.4g minus 1.4g fiber).
Is filet o fish keto-friendly?
Filet O Fish is generally not keto-friendly. It has 25g net carbs per 100g (26.4g total carbs − 1.4g fiber). On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
How many calories are in filet o fish?
Filet O Fish has 282 calories per 100 grams.

Similar foods

CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.