
Photo: Valeria Boltneva / Pexels
Norwegian
Fiskesuppe
The diets react (see scores below)
Common Ingredients
- white fish
- salmon
- cream
- fish stock
- carrot
- leek
- celery root
- dill
Specific recipes may vary.
Incompatible with 4 of 11 diets
Diet Ratings
Fiskesuppe is a Norwegian creamy fish soup with a solid keto foundation — white fish and salmon provide quality protein, cream adds healthy fat, and fish stock is low-carb. However, the vegetable trio of carrot, leek, and celery root introduces a meaningful carb load. Carrots and celery root (celeriac) are moderate-to-high carb root vegetables (celeriac ~7g net carbs/100g, carrots ~7g net carbs/100g), and leek adds additional carbs (~12g net carbs/100g). In a typical serving, these vegetables combined could push net carbs to 10-18g, which is manageable within a strict daily budget but requires careful portioning. The cream base and fatty fish are strong keto positives. The dish can fit keto if root vegetable quantities are minimized or partially substituted with lower-carb alternatives like zucchini or cauliflower, but as traditionally prepared, it warrants caution.
Fiskesuppe contains multiple animal-derived ingredients that are explicitly excluded from a vegan diet. White fish and salmon are fish (animal products), cream is a dairy product, and fish stock is made from fish bones and flesh. All four of these ingredients are non-vegan. The vegetables (carrot, leek, celery root, dill) are plant-based, but the dish as a whole is fundamentally incompatible with vegan eating.
Fiskesuppe is a traditional Norwegian fish soup with several paleo-friendly ingredients — white fish, salmon, carrot, leek, celery root, and dill are all fully approved paleo foods. Fish stock is generally acceptable if made without additives or added salt. However, the defining issue is cream, a dairy product that is explicitly excluded from the paleo diet. Cream is not a gray-area dairy item like ghee (which has casein and lactose removed); it is whole dairy and off-limits under all mainstream paleo frameworks. Because cream is a core structural ingredient of this dish rather than a minor additive, it disqualifies the dish despite its otherwise strong paleo profile.
Fiskesuppe features excellent Mediterranean-compatible ingredients — white fish, salmon, and an array of vegetables (carrot, leek, celery root) align well with the diet's emphasis on seafood and plant foods. Fish is strongly encouraged 2-3 times weekly. However, the use of cream as a primary base fat is the key detractor: cream is a high-saturated-fat dairy product that directly displaces the preferred olive oil fat profile central to Mediterranean eating. The dish is not processed and contains no added sugars or refined grains, so it avoids the worst offenders, but the creamy broth keeps it from a full approval.
Fiskesuppe contains multiple plant-based ingredients that are strictly excluded from the carnivore diet: carrot, leek, celery root, and dill are all plant foods. While the fish (white fish, salmon), cream, and fish stock are animal-derived and carnivore-compatible, the vegetable and herb components make this dish fundamentally incompatible with carnivore principles. A carnivore-adapted version would need to strip out all plant ingredients entirely, leaving just the fish and cream-based broth with salt.
Fiskesuppe contains cream, which is a dairy product explicitly excluded on the Whole30. All dairy — including heavy cream — is prohibited for the 30-day elimination period. The only dairy exception is ghee/clarified butter. All other ingredients (white fish, salmon, fish stock, carrot, leek, celery root, and dill) are fully Whole30-compliant, but the cream disqualifies the dish as traditionally prepared. A compliant version could substitute full-fat coconut milk or coconut cream for the dairy cream.
Fiskesuppe contains several low-FODMAP ingredients (white fish, salmon, fish stock, carrot, dill) alongside two problematic ones. Cream is low-FODMAP at small servings (up to 2 tablespoons per Monash) but a cream-based soup typically uses significantly more, pushing lactose levels into moderate-to-high territory. Leek is the bigger concern: the green tops of leek are low-FODMAP at 2/3 cup, but the white/light green bulb portion is high in fructans and should be avoided during elimination. Traditional fiskesuppe often uses the whole leek or the bulb end. Celery root (celeriac) is rated by Monash as low-FODMAP at 1/3 cup (75g) but becomes high-FODMAP at larger servings due to fructans and mannitol. A soup serving would realistically contain more than this threshold. The fish protein itself and carrots are safely low-FODMAP. The dish could be made low-FODMAP with careful modifications (leek greens only, reduced cream or lactose-free cream, portion-controlled celeriac), but as traditionally prepared it carries meaningful FODMAP risk from multiple ingredients.
Fiskesuppe contains several DASH-positive elements: white fish and salmon are lean proteins rich in omega-3 fatty acids, and the vegetable base (carrot, leek, celery root) provides potassium, magnesium, and fiber aligned with DASH principles. Dill adds flavor without sodium. However, the cream is the primary concern — heavy cream is high in saturated fat and calories, which DASH explicitly limits. Traditional Norwegian fiskesuppe uses a generous amount of cream, pushing saturated fat content well above DASH targets. Fish stock can also be moderately high in sodium depending on preparation. The dish is not categorically problematic (the protein and vegetable components are excellent), but the cream base requires modification or strict portion control to fit DASH guidelines comfortably.
Fiskesuppe is a Norwegian fish soup with a solid Zone-friendly foundation: white fish and salmon provide excellent lean protein with valuable omega-3 fatty acids (particularly from the salmon), and the vegetables — carrot, leek, celery root, and dill — are low-glycemic carbohydrate sources that align well with Zone principles. The macro profile is nearly balanced except for one significant issue: cream. Heavy cream adds substantial saturated fat, which disrupts the Zone's emphasis on monounsaturated fat and its anti-inflammatory framework. The fat block in this dish skews heavily saturated rather than monounsaturated, which Sears consistently flags as unfavorable. However, the dish is not disqualifying — cream can be portioned down or substituted with lower-fat options. The protein component is actually exemplary (fish, especially salmon, is ideal Zone protein with anti-inflammatory omega-3s). The carbohydrate load from the vegetables is moderate and low-glycemic. With portion control on the cream or a modest substitution (e.g., light cream or a splash rather than a cream-heavy base), this soup can fit Zone ratios reasonably well. As traditionally prepared with a generous cream base, it lands in caution territory due to the saturated fat imbalance.
Fiskesuppe is a nutrient-rich Norwegian fish soup with a genuinely mixed anti-inflammatory profile. On the positive side, the combination of salmon and white fish provides meaningful omega-3 fatty acids (EPA and DHA), which are among the most potent anti-inflammatory nutrients known. Vegetables — carrot, leek, and celery root — contribute antioxidants, fiber, and polyphenols. Dill adds modest anti-inflammatory phytochemicals including flavonoids and monoterpenes. Fish stock provides collagen precursors and minerals. However, the dish is anchored by cream as its fat base, which is a full-fat dairy product high in saturated fat — a category the anti-inflammatory framework recommends limiting. Cream does not provide the beneficial polyphenols of extra virgin olive oil and lacks omega-3 content. In a traditional recipe, cream can be quite generous, which meaningfully shifts the saturated fat load. The absence of strongly pro-inflammatory ingredients (no refined carbs, no seed oils, no processed additives, no added sugar) keeps this from a 'avoid' verdict. Swapping cream for a lighter base or reducing the cream volume would push this firmly into 'approve' territory. As prepared traditionally, it sits at the boundary of moderate/acceptable.
Fiskesuppe is a Norwegian creamy fish soup with genuine nutritional strengths but one significant drawback for GLP-1 patients: the cream base. White fish and salmon together provide good lean protein with beneficial omega-3 fatty acids, and the vegetable medley (carrot, leek, celery root) contributes fiber, micronutrients, and hydration. The broth format is easy to digest and portion-friendly, which suits slowed gastric emptying well. However, traditional fiskesuppe relies on heavy cream as a primary ingredient, raising the saturated fat content considerably per serving. High fat intake is a known trigger for GLP-1 side effects including nausea, bloating, and reflux. The dish is not fried, not spicy, and not high in refined carbohydrates, so it avoids several major red flags — but the cream prevents an approve rating without modification. A lighter version made with reduced cream or a cream-to-stock ratio adjustment (e.g., using a small amount of cream for flavor rather than as a base) would score 7-8 and qualify as approve.
*See how scores were generated at our methodology page.
Nutritional profile
Six traits that cut across every diet.
Fiber & Plants
How much whole-plant food and fiber it delivers.
Healthy Fats
The quality of its fats (unsaturated, omega-3).
Whole / Unprocessed
How close it is to its natural, unprocessed form.
Gut Gentle
How easy it is on digestion (low FODMAP, few irritants).
Low Glycemic
How little it spikes your blood sugar.
Protein Density
How much protein it packs per calorie.
Controversy Index
Higher controversy = more disagreement between diets.