It's not uncommon for major supermarkets to have a house brand for their products, but few if any can match the brand loyalty ...

The brand of gasoline sold at Costco gas stations is Kirkland Signature, which is Costco's in-house brand. The amount of gasoline that people worldwide buy from Costco turns out to be a pretty ...

Shoppers prefer Kerrygold Pure Irish Butter, both salted and unsalted, over Kirkland alternatives. "Kerrygold only because ...

If you’ve ever shopped at Costco, you’ve likely purchased something from its premium in-house brand, Kirkland Signature ... due to their longer-lasting power and reliability, making them ...

Costco can be a one-stop-shop for many items. And, the warehouse's Kirkland brand features some must-buy home items - and some you should skip.

Costco introduced the Kirkland Signature label in 1995, naming the brand after its original headquarters in Kirkland, Washington, about 20 minutes outside the heart of Seattle. In the 20 years ...