So who is behind Costco's Kirkland Signature tuna? Costco's tuna is actually manufactured by one of the biggest name brands in the canned fish industry: Bumble Bee Tuna. And while Costco sells its ...

Grocery chains offer many types of canned tuna, but not all of it is of the highest quality. We did a deep dive to find the ...

Bumble Bee (also the brand behind Costco's Kirkland signature tuna) fared even better, coming in sixth. While Zoeller found it a bit dry, she was impressed by the flavor and enjoyed the lighter ...

Look for Kirkland Signature items, Costco’s private label brand, to save even more money ... Winter Kirkland Signature Albacore Solid White Tuna is a wild-caught canned tuna made with simple ...