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

Costco regulars say these overlooked items—from wipes to sardines—are some of the best bargains in the warehouse.

Cheaper look-alikes have been around for years, but social media has made them more popular. Dupes can move into shaky legal ...

Wondering if you should turn to Costco or Trader Joe's for a cheap, tasty lager? We've got you covered with a detailed ...

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

Vancouver-based Lululemon asserts that Costco sells apparel that mimics the look and feel of its products.

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

They crisped in the oven with ease, and had such a robust bite. They were surprisingly juicy after reheating, too. The tray ...

The warehouse giant is accused of leading customers to believe some of their products are made by the same manufacturers as ...

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

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

Whether you’re a seasoned pro or a new shopper, these 12 Costco shopping hacks, including why to upgrade your membership and ...