Calories in Grouper
Grouper is a lean, white-fleshed fish known for its mild flavor and firm texture. It is an excellent source of high-quality protein and essential minerals like potassium and vitamin B12.

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Common Variations
| Variation | Serving | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|---|
| 1 fillet (259g) | 1 fillet (259g) | 238 | 50.2g | 0g | 2.6g |
| 3 oz (85g) | 3 oz (85g) | 78 | 16.5g | 0g | 0.9g |
Health Benefits
High in lean protein which supports muscle repair and growth.
Excellent source of Vitamin B12, essential for nerve function and DNA production.
Contains Selenium, a powerful antioxidant that supports thyroid health and the immune system.
Nutrition Tips
- Opt for grilling, baking, or steaming to maintain the low-fat profile of the fish.
- Season with lemon juice, garlic, and fresh herbs instead of butter to keep calories low.
- Grouper is a great source of lean protein, making it highly satiating for weight management.
- Be mindful of mercury levels; it is recommended to consume larger predatory fish like grouper in moderation.
- Check for freshness by ensuring the flesh is firm and has a clean, oceanic scent.
GAYA Tracking Tip
For accurate results, photograph your plate before adding heavy sauces or breading—GAYA can identify the fish separately, but added fats significantly change the calorie count.
Frequently Asked Questions
Is grouper high in mercury?+
Grouper contains moderate levels of mercury. The FDA suggests 2-3 servings per week for most adults, though pregnant women should limit intake.
Can I eat grouper on a keto diet?+
Yes, plain grouper contains zero carbohydrates and is high in protein, making it an ideal choice for ketogenic and low-carb lifestyles.
What is the healthiest way to cook grouper?+
Grilling or steaming are the healthiest methods as they require very little added oil or fat compared to deep-frying.
Track Grouper calories with just a photo
Snap a photo of your food — GAYA calculates calories, protein, carbs, and fat in seconds.
Download GAYA