A typical 3 oz cooked serving of yellowtail (hamachi) contains 25.2 grams of protein (29.7 g per 100 g), which makes it an excellent source of protein. That covers roughly 50% of the 50 g reference Daily Value, so it can anchor a high-protein meal for the day.
About 64% of the calories in yellowtail (hamachi) come from protein, which makes it extremely protein-dense - close to the practical ceiling for a whole food. Foods in this band are the ones that let you raise your protein intake without raising your calorie intake much at all.
Among the 121 seafood in the database, yellowtail (hamachi) ranks 8th by protein per serving, and 39th out of all 796 foods on the site. Set against light tuna (canned in oil), another seafood entry in the database, a serving carries about 0.5 g more protein (light tuna (canned in oil) has 24.7 g per 3 oz drained).
It is a complete protein - it supplies all nine essential amino acids in adequate amounts, so it can carry a meal's protein on its own. The serving above is measured by weight at 85 g. The per-100 g figure lets you compare it directly against any other food here, whatever its serving.
Source: USDA FoodData Central #174248 - "Fish, yellowtail, mixed species, cooked, dry heat" (SR Legacy, published 4/1/2019). Values are the published reference figures for that record, not lab measurements for a specific brand or batch.
Quick answers
Yellowtail (hamachi) protein FAQ
How much protein is in yellowtail (hamachi) per 100 g?
Yellowtail (hamachi) has 29.7 g of protein per 100 g. A typical 3 oz cooked serving (85 g) provides 25.2 g.
Is yellowtail (hamachi) a complete protein?
Yes. Yellowtail (hamachi) is a complete protein - it supplies all nine essential amino acids in adequate amounts, so it can carry a meal's protein on its own.
How much of the Daily Value does a serving of yellowtail (hamachi) cover?
A 3 oz cooked serving of yellowtail (hamachi) contains 25.2 g of protein, about 50% of the 50 g reference Daily Value.
Is yellowtail (hamachi) a good source of protein?
Yellowtail (hamachi) is an excellent source of protein, and about 64% of its calories come from protein, which makes it extremely protein-dense. Set against light tuna (canned in oil), another seafood entry in the database, a serving carries about 0.5 g more protein (light tuna (canned in oil) has 24.7 g per 3 oz drained).