Why Kirkland Protein Bars May Be Better Off Left On The Shelf

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Why Kirkland Protein Bars May Be Better Off Left On The Shelf By Lottë Reford Sept. 27, 2025 5:39 pm EST

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Generally, we are pro-Costco here at Daily Meal. In fact, many of their store-brand Kirkland products are even better than homemade versions of the same thing . Let's be honest, a trip to Costco is simply fun. From samples and seasonal products to the famous hotdogs, it is more than just another errand. Sure, sometimes you come home with an above-ground swimming pool or more frozen meat than you can store, but that's part of the fun. Although the chain is generally known for high-quality items, there are a few disappointing Costco staples . One of the worst offenders? Kirkland Signature Protein Bars.

While it