13 Worst Kirkland Products To Buy At Costco

Costco is a great place for buying things in bulk. Many people know that Kirkland, Costco’s own brand, usually offers products just as good as the famous brands. But this isn’t always true for everything.

We looked at a lot of reviews online on forums, online shopping sites and websites about different Kirkland products to gather the general sentiment of the products.

These products usually don’t do well because of varied reasons and personal preferences. This guide will help you know what to avoid buying at Costco.

Kirkland Signature Bacon

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Kirkland Signature bacon is often praised for its affordability. However, some consumers have reported inconsistencies in quality. The fat content can vary significantly between packages. This can lead to bacon that’s either overly greasy or unpleasantly dry. This inconsistency can also affect cooking time. Hence, it is difficult to achieve perfectly crispy bacon. Additionally, some consumers find the taste to be bland compared to other brands.

Plastic Wrap

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Plastic wrap offers undeniable convenience for sealing food and containers. However, some Kirkland plastic wraps can be of poor quality and effectiveness. Plus, its environmental impact is a major drawback. It’s typically made from non-biodegradable materials. Thus this plastic can end up in landfills, contributing to plastic pollution. Additionally, plastic wrap can be tricky to use without creating excess waste. Reusable containers made from glass, silicone, or stainless steel are better alternatives.

Scented Laundry Pods

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Scented laundry pods are popular for their ease of use and the long-lasting fragrance they impart to clothes. However, the Kirkland laundry pods may not be the best value-for-money option. Consumers have reported that it does not remove stains that effectively and may need you to pre-treat the clothes to get the stains out. However, someone who is already short on time may not be able to put so much effort into laundry. Hence, it is better altogether to pick a non-Kirkland brand.


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Affordability is a major selling point for Kirkland Signature cereals. However, some varieties can be loaded with sugar and artificial ingredients. A high sugar content can contribute to weight gain and blood sugar spikes, especially for children. Artificial ingredients are generally safe for consumption according to regulatory bodies. However, this may raise concerns for some health-conscious consumers. If you choose Kirkland Signature cereals, it’s important you compare the sugar content first.

High-Fat Salad Dressing

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Kirkland salad dressings from Costco might not be the best pick if you’re watching your health. They often use cheaper ingredients, which can make them less tasty and nutritious. Also, to keep them fresh longer, they add more preservatives and artificial ingredients. These components not only reduce the health benefits of your salad but can also affect its taste and texture negatively. Opting for these dressings might save you money, but it could cost you in terms of quality and health.

Signature Shampoo & Conditioner

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Kirkland Signature shampoo and conditioner might not be suitable for all hair types. Some users report that the formula leaves hair feeling dry, stripped, or tangled. Those with color-treated hair might find the product fades their hair color faster than other shampoos. Additionally, the generic formulas might not address specific hair concerns. For example, their range doesn’t address issues like dandruff, frizz, or scalp irritation.

Kirkland Batteries

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Kirkland Signature batteries are known for their affordability. However, some consumers report that they don’t last as long as name-brand batteries. This can be particularly seen in high-drain devices like digital cameras or game controllers. Additionally, there have been concerns about potential leaking or corrosion in some cases. Issues like these could damage your electronic devices.

Kirkland Spices

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Kirkland Spices offers a budget-friendly way to stock your pantry. Although the quality can vary depending on the specific spice. Some consumers find Kirkland spices to be less flavorful compared to other brands. Additionally, pre-ground spices like Kirtland’s tend to lose their potency faster. For those who cook a lot and rely on spices, the quality and consistency of national brands might be better.

Protein Bars

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Kirkland protein bars are marketed as protein-rich snacks. However, they have mixed reviews. Some consumers find the taste chalky or artificial, with an unpleasant aftertaste. Additionally, the protein content might not be as high as advertised. Some bars rely more on fillers and added sugars than protein sources. These bars can sometimes contain gluten, soy, or dairy derivatives. Hence, may not be ideal for those with specific dietary restrictions.

Kirkland Coffee

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Kirkland Signature coffee is a popular choice for its value. However, most coffee connoisseurs find it lacks the robustness of higher-end brands. The roasting style might not be to everyone’s taste, and some find it to be a bit burnt or acidic. Additionally, Kirkland coffee is typically a blend. Blends typically result in a less nuanced flavor compared to single-origin coffees.

Bakery Cinnamon Rolls

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Kirkland’s bakery cinnamon rolls are undeniably tempting due to their large size and affordable price. However, the sheer size can be a drawback for those seeking moderation. They are also quite high in sugar and calories, making them an occasional indulgence rather than a breakfast staple. The quality of the ingredients might not be the same as those found in gourmet pastries, potentially impacting the taste and texture.

Kirkland Liquor

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Kirkland Signature offers a variety of liquors, including vodka, tequila, and bourbon. While often praised for their affordability, the quality can be subjective. These liquors might not have the same level of complexity or smoothness as more expensive, established brands. For casual drinkers who prioritize price, Kirkland liquors might be a good option. However, those who appreciate a refined taste or specific flavor profiles might be disappointed. It’s important to consider personal preference and intended use when choosing Kirkland liquors.

Kirkland Flour

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Kirkland Signature offers several flour options, including all-purpose flour, bread flour, and cake flour. These flours are generally well-regarded for their affordability and functionality. However, some bakers report inconsistencies in protein content, which can affect baking results. For example, all-purpose flour with lower protein content might not be ideal for bread recipes that require a strong gluten structure. Besides, some consumers might prefer organic options, which Kirkland Signature doesn’t always offer.

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