Frozen Yellowfin Tuna Saku Blocks — 5 or 10 lb

$ 175.00 USD

Product condition: Frozen fish, shipped with dry ice. Shipping options are shown at checkout.

Yellowfin tuna saku blocks are trimmed blocks for slicing and portioning. Their shape offers a convenient starting point for preparing evenly sized pieces. Follow the package handling and preparation instructions.

Order Size and Format

Choose a 5 lb or 10 lb total order of frozen yellowfin tuna saku blocks. The selected weight is the total order weight, not the weight of each piece. Piece sizes and counts can vary; this listing does not specify a fixed number of individually wrapped portions.

Review the selected option before ordering and follow the package instructions for storage, thawing and preparation.

Final Sale

Due to the perishable nature of seafood, all sales are final. Returns and refunds are not available. Please review the product and shipping details before ordering. If your order arrives damaged or there is a problem, contact us promptly with photos so we can review it.

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Tuna Selection & Handling

Compare cuts in our Tuna collection. Before preparing your order, read our tuna storage and thawing guide and follow the package instructions.

Choosing and Cooking Tuna

Compare tuna cuts and shipping options. For steaks cut from a saku block, see our grill, pan-sear and baking guide; adjust cooking to the thickness of your portions.

Related Tuna Guide

Ahi aburi video and preparation guide. Review the guide's preparation notes before choosing a raw or lightly seared dish.

Saku Tuna

Indulge in the luxurious taste of our Yellowfin Tuna (Ahi) Saku Blocks. Sourced from the pristine waters off Indonesia, these premium saku blocks are perfect for creating delicious sashimi, sushi, and poke bowls at home. Each block is individually vacuum packed to preserve its freshness and sashimi-grade quality.

Product Details

Type: Frozen Seafood
Weight: 9-14 oz per block
Packaging: Individually vacuum packed
Grade: Sashimi grade
Source: Imported from Indonesia
Catch Method: Wild caught
Order Quantity: Up to 10-20 blocks per order
Shipping: Shipped exclusively by UPS across the United States. Choose your preferred shipping speed at checkout. For more information, check our Shipping Info.

What is Saku Tuna?

Yellowfin tuna is mostly sold as blocks or tuna saku loins, which is why this fish is also called saku tuna. Saku means “block” in Japanese. The uniform shape makes it easy to cut the fish for preparing sushi or a salad. Tuna saku loins are skinless, boneless, and have a firm texture and a mild flavor, which make them very versatile and suitable for different preparations.

Ahi Tuna Nutrition

Yellowfin tuna is a nutrient-dense food packed with essential vitamins and minerals. Here are some key nutritional details for an 8 oz serving of ahi tuna:

Calories: 240 calories
Protein: 50 grams – High in protein, making it an excellent choice for muscle building and maintenance.
Fat: 2.5 grams – Low in fat, yet high in healthy Omega-3 fatty acids (about 1 gram).
Vitamins: Rich in vitamins B6 and B12, which are crucial for energy production and brain health.
Minerals: Contains essential minerals such as selenium, phosphorus, and magnesium.
Carbohydrates: 0 grams – Ahi tuna is carbohydrate-free.

Due to its nutrient content, yellowfin tuna supports heart health, brain function, and overall well-being. However, like all large fish, it may contain mercury, so it should be consumed in moderation. Infants, young children, and pregnant women may choose to avoid having ahi tuna because of its high mercury content.

Frequently Asked Questions

What is Ahi Tuna?
Ahi tuna, also known as yellowfin tuna, is a common variety of tuna that is similar in quality to bluefin tuna but more affordable. It ranges in color from pink to deep red and is preferred for its higher fat content.

What is Saku Tuna?
Saku tuna refers to yellowfin tuna that is sold in blocks or loins. "Saku" means "block" in Japanese, indicating the uniform shape that makes it easy to cut for sushi or salads.

How should I store Yellowfin Tuna Saku Blocks?
Keep the tuna frozen in its original vacuum-packed packaging until you are ready to use it. Thaw it in the refrigerator before cooking and consume within a few days.

What are the nutritional benefits of Ahi Tuna?
Ahi tuna is rich in protein, Omega-3 fatty acids, vitamins B6 and B12, selenium, phosphorus, niacin, and magnesium. An 8 oz serving contains about 240 calories.

How can I cook Yellowfin Tuna Saku Blocks?
Yellowfin tuna can be grilled, pan-seared, baked, or used in salads and poke bowls. For the best flavor, avoid overcooking the tuna to maintain its moist and pink center.

Is Yellowfin Tuna safe to eat for everyone?
Yellowfin tuna may contain mercury, so it should be eaten in moderation. It is recommended that infants, young children, and pregnant women avoid consuming yellowfin tuna due to its mercury content.