Best Kirkland Products to Buy at Costco
Many of the warehouse club's store-branded items get high marks for quality and value.
Costco has turned upside-down the idea that store brands are inferior to national brands. Based on quality and value, many of the warehouse club’s Kirkland Signature products are as good as or better than similar items from big-name manufacturers.
Here are a few of our favorites from Costco:
Kirkland organic extra virgin olive oil rose to the top in a study by the University of California, Davis. It was one of only a few imported oils tested to meet international and U.S. standards for extra virgin olive oils.

Sign up for Kiplinger’s Free E-Newsletters
Profit and prosper with the best of expert advice on investing, taxes, retirement, personal finance and more - straight to your e-mail.
Profit and prosper with the best of expert advice - straight to your e-mail.
Costco-brand booze is receiving high marks for quality and value in states where the retailer is allowed to sell liquor. Kirkland Signature vodka and tequila, in particular, are both good values for the money.
It’s not just food and drink. Costco’s new Kirkland golf balls are being compared to the highly regarded Titleist Pro V1. Yet, a Costco-branded golf ball can sell for 60% less than a Titleist.
See more of the best Kirkland Signature products to buy at Costco.
Profit and prosper with the best of Kiplinger's advice on investing, taxes, retirement, personal finance and much more. Delivered daily. Enter your email in the box and click Sign Me Up.

Bob was Senior Editor at Kiplinger.com for seven years and is now a contributor to the website. He has more than 40 years of experience in online, print and visual journalism. Bob has worked as an award-winning writer and editor in the Washington, D.C., market as well as at news organizations in New York, Michigan and California. Bob joined Kiplinger in 2016, bringing a wealth of expertise covering retail, entertainment, and money-saving trends and topics. He was one of the first journalists at a daily news organization to aggressively cover retail as a specialty and has been lauded in the retail industry for his expertise. Bob has also been an adjunct and associate professor of print, online and visual journalism at Syracuse University and Ithaca College. He has a master’s degree from Syracuse University’s S.I. Newhouse School of Public Communications and a bachelor’s degree in communications and theater from Hope College.
-
Retire in the Canary Islands for Beaches and Natural Beauty
Retirees enjoy Spain's Canary Islands, where life can be as hectic or chilled as you like. The one constant will be almost year-round mild weather.
-
The '120 Minus You Rule' of Retirement
The '120 Minus You Rule' updates an older retirement rule, with a twist. Here's how this approach to retirement portfolio construction can work for you.
-
I Live Next to a Costco Business Center. Here Are 5 Things You Won't Find at a Costco Wholesale
You don't need to own a business to shop at a Costco Business Center. Here are five reasons to visit the one near you.
-
Alabama Tax-Free Weekend 2025
Tax Holiday Here’s everything you need to know about the 2025 back-to-school Alabama sales tax holiday.
-
Florida Back-to-School Tax-Free Holiday 2025
Sales Taxes Everything you need to know about the two-week tax-free holiday in Florida.
-
Costco Cyber Monday Deals Are Here
Costco has rolled out dozens of Cyber Monday deals. Shop and save now through December 2.
-
Five Reasons You Shouldn't Shop on Amazon Prime Day
Smart Buying Is Amazon Prime Day still a good deal? We'll break it down.
-
Costco to Offer Outpatient Healthcare Services Starting at $29
Costco members willing to pay cash can get discount pricing on some outpatient services, including virtual primary care for $29.
-
Costco Photo: A Kirkland Signature Perk Gets the Boot
Costco already removed photo centers and services from its warehouses. Now, the online Costco Photo Center is being scuttled.
-
Best Cash Back Credit Cards of 2025
Credit Cards If you're searching for a credit card that rewards you for everyday purchases, we've chosen the best.