15 Must-Buy Costco Kirkland Household Essentials This Month (Save Big on #8)

If you’re already a member, you know it’s easy to save money at Costco for several reasons: buying in bulk tends to be cheaper, their prices are competitive, and membership perks put money back in your wallet.

This is in no small part due to the house brand, Kirkland Signature. To help you make the most of your trip, we’ve rounded up the best Kirkland deals on household essentials this month.

The price is right, and the quality is high when shopping for these trusty workhorse staples.

Editor’s note: Prices and availability are subject to change and may vary by location.

Price: $14.99

Whether you use it for cooking, baking, skincare, or medicinal purposes, coconut oil is an all-around staple in many homes. This large, 84-ounce container will keep you set for months.

You’ll pay about the same price for Walmart’s organic coconut oil, expect you’ll only get 50 ounces of product.

Price: $18.99

Spare the whole family from aches and pains with this 400-count container of acetaminophen gelcaps. That shakes out to a mere $0.04 per pill.

Save big with this deal rather than paying $22.99 for only 375 capsules of the same product at Walgreens.

Price: $18.49

A 3-pound container of Kirkland Signature’s 100% Colombian coffee will have you bright-eyed and bushy-tailed for many mornings. This dark roast is a fan-favorite with over 6,500 5-star reviews attesting to its quality.

Reviewer Sooner67 wrote, “Returned from working and living in South America over 25 years ago. Kirkland's Signature Colombian Coffee reminds us of the great Colombian coffee that we used to drink in Colombia and Ecuador. Rich tasting coffee at a reasonable price.”

Price: $49.99

Over 3,600 Costco members give five stars to this 35-pound bag of dog food, praising its ability to satisfy picky pups, make coats shiny, and build healthy muscle.

Chewy sells similar formulas, but the cheapest option is over $10 more expensive than the Kirkland Signature option.

Price: $20.99

Kirkland Signature beats out Amazon by at least $3 for a 200-count box of 13-gallon kitchen trash bags. Over 9,500 reviewers and hundreds of Redditors swear they’re the best out there.

“A box lasts forever, I've never had a bag bust and they've helped me move about a million times,” one Reddit user gushed.

Price: $26.99

Sure, you can find cheaper olive oil out there, but of comparable quality? And one that’s been enthusiastically endorsed by the esteemed Chef Samin Nosrat? We highly doubt that.

This affordable, 2-liter bottle is cold pressed, made in Italy, and sure to hit all the high notes.

Price: $24.99

It seems like no one leaves the Costco warehouse without one of the giant 30-packs of 2-ply bath tissue in their cart. And yes, over 11,000 members took the time to give this TP five stars.

For comparison, Target’s Premium bath tissues from their house-brand Up & Up is $28.99 for a 30-pack. It’s a no-brainer, save yourself a few dollars at Costco.

Price: $13.99

Reviewers with sensitive skin love this bar soap, which costs $0.93 per bar in a 15-bar box. Some compare it to Dove soap but say it’s smoother and moisturizes better.

Walmart sells 4 bars of Dove for $6.97, that’s nearly $1.75 per soap bar. Go for the Kirkland brand option to save big.

Price: $22.99

Laundry pacs are super convenient, eliminating the need for messy measuring cups. A bag of 152 units means you’re only paying $0.15 per load. Compared to $0.20 per load from Amazon Basics, there’s no contest.

"Not sure what there ISN'T to like about these," said one of thousands of satisfied Costco members.

Price: $10.99

Packed with protein and fiber, quinoa is an excellent staple grain for your kitchen; this 4.5-pound bag has 46 servings of this organic, top-quality product. Happy customers love its versatility, texture, and flavor.

At $0.15 per ounce, we couldn’t find it cheaper at Amazon, Walmart, or Target by a longshot.

Price: $19.99

Don’t be fulled by the packaging, people of all ages, from babies to grandparents, need hypoallergenic wipes for a variety of reasons. Over 10,000 Costco members rated these wipes five stars.

One shopper, Linda, even said: “I haven't had a baby in over forty years, but I still use Kirkland Fragrance Free Baby Wipes. They are perfect for cleaning my dog's tail.”

Score 900 in this box, which just edges out Amazon and Walmart to be the cheapest option.

Price: $16.99

Taking your vitamins is more fun when it feels like you’re eating candy, right? This 2-pack comes with 320 gummies — you’ll pay $8.88 for less than half Equate ones at Walmart.

You’ll get your daily vitamin A, C, D, E, and several B needs, plus niacin, biotin, and more.

Price: $16.99

If ever there was a staple snack for the home, it’s microwave popcorn for movie nights. At Costco, you’ll get 44-pack of 3.3-ounce bags with this purchase, which is $1.88 per pound.

The best Amazon can do is $2.56 per pound, while Walmart comes in third at $2.58 per pound.

Price: $11.99

Imagine not having to shop for laundry supplies for the better part of a year, which is a reality when you buy 500 dryer sheets for $0.02 per sheet.

Amazon sells Bounce for double that and Walmart’s Great Value option is surprisingly even more at $0.05 per sheet.

“Kirkland dryer sheets…more sheets for your money, hold their fragrance longer, eliminates static clean,” one Costco member wrote. “Better than Bounce!”

Price: $3.99

At this price for 30 ounces (AKA $2.13 per pound) and with over 1,000 five star reviews, customers are fans of this multi-purpose cooking salt harvested from the sea of Northern Brazil.

For comparison, Walmart’s Great Value Sea Salt is a few cents less, but you’ll get about half the amount. Costco’s brand once again deliver quality and affordability more than any other.

While shopping for household essentials might not be glamorous, it’s a necessity we all have to juggle amidst our many responsibilities. Fortunately, Costco knows this and makes it as painless as possible on your wallet.

While you can save money on groceries by meticulously making price comparisons between Costco, Walmart, and Amazon, across the board you’ll come out on top at Costco thanks to Kirkland Signature. The brand consistently outprices the competition with excellent products.