Shoppers maintain that Kirkland toilet paper isn’t what it used to be. “Toilet paper quality has gone downhill. Now it’s ...

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

Costco’s iconic $5 Kirkland Rotisserie Chicken is well worth the price of membership, customers say. “If you buy a rotisserie ...

Costco's hot dogs are made from 100 percent beef which translates directly into its taste. Plus, it’s served on a soft sesame ...

Costco and Sam's Club both offer sweet cream butter, but which warehouse brand delivers the smoothest and creamiest product?

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

These 18 Costco meals are high in protein (30-plus grams per serving), low in effort, and made with just a few real-food ...

Lululemon alleges that Costco has stolen the intellectual property of its Scuba hoodies and sweatshirts, Define jackets and ...

Lululemon is suing Costco, alleging the wholesale retailer knowingly sold knockoff versions or dupes of its popular products.

The Canadian athleisure brand has accused the warehouse club operator of copying at least six of its products, including its ...