Costco carries two versions of its Kirkland Signature Cognac. Here's who makes the spirit, and whether it's worth buying on ...

The Kirkland Signature 10 Year Old Tawny Porto opens with a strong, enticing aroma of prunes, raisins, orange zest, caramel, ...

Costco's Kirkland Signature Imported Basil Pesto is one of its top-selling grocery items. The pesto is made with D.O.P.

Costco sells house-brand motor oil under the Kirkland Signature label it uses for many other products. Does this oil pass the ...

Costco launched a private label named Kirkland Signature that put a unique spin on the concept of shopping generic. The ...

Costco may be known for its rotisserie chicken, convenient take-and-bake meals, and top-tier bakery section, but within the ...

Costco shoppers have been complaining for a while now about the declining quality of the Kirkland Signature Bacon. “Kirkland ...

Kirkland Signature’s growing global footprint is gradually becoming one of Costco Wholesale Corporation’s COST most strategic ...

Costco’s Kirkland Signature brand is perhaps America’s weirdest private label. You can put Kirkland Signature AA batteries alongside Kirkland Signature cashews in your shopping cart.

Costco’s arrival comes after several failed attempts and after an agreement between Costco, the city of Midland and Midland ...