How Much Protein Is In Grouper?
A meaty white fish with a mild, slightly sweet flavor and thick flakes, popular fried, grilled, or piled into sandwiches.
Protein per 3 oz (85g)
21.1
g% Daily Value
Essential Amino Acids in Grouper
Per 3 oz (85g)
Supplies all nine essential amino acids at or above the FAO/WHO adult reference pattern.
621mg
Histidine
973mg
Isoleucine
1716mg
Leucine
1940mg
Lysine
625mg
Methionine
825mg
Phenylalanine
926mg
Threonine
236mg
Tryptophan
1088mg
Valine
More About Grouper
About Protein in Grouper
A serving of Grouper (85g) contains 21.1g of protein, which is 42% of the recommended daily value based on a 2,000 calorie diet.
Protein is essential for building and repairing tissues, making enzymes and hormones, and supporting immune function. When planning your meals, consider that grouper is a significant source of protein compared to other proteins.
Compare Protein in Similar Foods
See how Grouper compares to other proteins.
Chicken Breast
per 3 oz (85g)
26.4g
Salmon
per 3 oz (85g)
17.3g
Beef
per 3 oz (85g)
22g
Egg
per 2 large (100g)
12.6g
Source: USDA FoodData Central | FDC ID: 171963 | Last updated: 2026-03-30
Trusted & Verified Nutritional Information
All nutritional data on Food Index is sourced from official U.S. government databases and verified by nutrition experts at leading federal agencies.
Laboratory Analyzed
Peer Reviewed
Regularly Updated
Browse by Category
Explore foods organized by type
Explore Nutrition Information
Browse our comprehensive nutrition databases and guides