10 Kirkland Brand Products You Should Never Buy at Costco

They're incredibly dense, quite chewy, and have a peculiar aftertaste that remains when compared to other protein bars.

Protein bars

Image Source: Costco Wholesale

The average cost per diaper at Costco is $0.24 for the entire range of sizes.

Diapers

Image Source: Costco Wholesale

For a tastier, non-yoga option, try Nature Valley's granola bars with nuts.

Nut bars

Image Source: Amazon.com

While most consumers have mixed opinions about Kirkland products, everyone is against Costco's store-brand washing detergents.

Laundry detergent

Image Source: Costco Wholesale

Kirkland and other rival store brands at Sam's Club, Target, or Aldi did not differ in price per unit when consumers compared the prices.

Bath tissue

Image Source: Costco Wholesale

You should select a smaller quantity and save your bulk purchases for shelf-stable items if you don't cook for a big family or use a lot of oil.

Olive oil and cooking oil

Image Source: Costco Wholesale

Because of complaints about Kirkland Signature batteries' lifetime and leakage, several customers advise against buying them.

Batteries

Image Source: Costco Wholesale

Similar name-brand products, available at Costco as well, including Cascade Free and Clear or Platinum Plus, will work just as well.

Dishwasher soap

Image Source: Costco Wholesale

Fresh produce tastes better and Costco has tons of inexpensive, non-canned stuff that is free of preservatives and added sodium.

Canned produce

Image Source: Costco Wholesale

While ground spices begin to lose their potency after six months, whole spices can retain their flavor for up to five years.

Seasonings

Image Source: Costco Wholesale

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