In today's health-conscious world, protein bars have emerged as a convenient and popular snack option, catering to various dietary preferences and needs.

For people with diabetes, finding suitable snacks that won't cause blood sugar spikes is crucial to maintaining stable glucose levels. Among the plethora of protein bar choices available, Kirkland Protein Bars have garnered attention for their affordability and high protein content.

As people with diabetes seek healthier alternatives to sugary snacks, the question arises: Are Kirkland Protein Bars suitable for diabetics?

Let's delve into the nutritional facts of Kirkland Protein Bars and explore whether they are a safe and beneficial option for those managing diabetes.

Different Energy Protein Bars And Oatmeal Bars On Grey Background

Key Facts

  • Protein bars like Kirkland may be suitable for people with diabetes due to the significant amount of protein they provide with low carbs and sugar.
  • One Kirkland protein bar contains 22g total carbs, 3g net carbs, 7g fat, 21g protein, and 190 calories.
  • While protein bars can be taken regularly, overconsuming them or having them as meal replacements or as your primary protein source isn't recommended.

An Overview of Kirkland Protein Bars

Kirkland protein bars offer a range of appealing features for health-conscious consumers. Certified Kosher, non-GMO, gluten-free, and crafted with all-natural ingredients, these bars prioritize quality and dietary preferences. 

Kirkland protein bars are mostly based on milk, whey, and soy protein. While these components may not be highly nutritional, they're low in calories and affordable, hence the moderate price of these bars. They also don't include gluten, which is convenient for people with allergies.

The bars come in four delightful flavors: Chocolate Peanut Butter Chunk, Chocolate Chip Cookie Dough, Cookies & Cream, and Chocolate Brownie. Each flavor has different nutritional facts, so you'll want to check the labels before you buy anything.

It's worth noting that these bars are not suitable for vegans because they contain milk.

Nutritional Facts of Kirkland Protein Bars

According to the data from MyNetDiary , the typical serving size of a Kirkland Protein Bar is 60 grams, and it contains the following nutrients:

Woman Eating A Protein Bar At The Gym
  • Calories: Each Kirkland Protein Bar provides approximately 190 calories.
  • Protein: These bars are ideal for muscle health, with an average of 21 grams of protein per serving. Protein is essential for maintaining muscle mass and promoting satiety, which benefits people with diabetes.
  • Carbohydrates: Kirkland Protein Bars contain around 22 grams of carbohydrates per serving. People with diabetes must monitor carbohydrate intake as it directly affects blood sugar levels. Out of the total carbohydrates, there are dietary fibers and sugars.
  • Dietary Fiber: These bars offer approximately 10 grams of dietary fiber per serving. Fiber plays a crucial role in slowing down the absorption of sugar and can aid in better blood sugar control.
  • Sugars: Kirkland Protein Bars have a relatively low sugar content, around 2 grams per serving. You can fit a bar into your diet, depending on your daily intake.
  • Fats: Each bar contains approximately 7 grams of fat, including saturated fats.
  • Other Nutrients: Kirkland Protein Bars also provide essential vitamins and minerals, such as calcium and iron, which contribute to overall nutrition.

Please note that nutritional values may vary slightly between different flavors or versions of Kirkland Protein Bars. As with any dietary decision, people with diabetes should consult their healthcare professionals before incorporating these bars into their regular diet. 

Are Kirkland Protein Bars Good for Diabetics?

One of the primary concerns for diabetics is managing their sugar intake to maintain stable blood glucose levels. Kirkland Protein Bars are an appealing option as they are relatively low in sugar compared to many other snacks. 

We believe Kirkland protein bars are safe for diabetics. With just around 2 grams of sugar per serving, these bars can be considered a healthier alternative to candy, cakes, or other sugary treats that are typically off-limits for people with diabetes.

While these bars contain carbohydrates, the dietary fibers can help slow down the absorption of sugar, further supporting better blood sugar management. Plus, they don't contain artificial sweeteners, usually not recommended for people with diabetes.

Despite all that, as with any dietary choice, people with diabetes must consult their healthcare professionals before making significant changes to their diet. A doctor or registered dietitian can provide personalized guidance, considering individual health needs and dietary restrictions. 

While Kirkland Protein Bars may be a viable option for many diabetics, ensuring they fit into an overall balanced diet that aligns with individual health goals is essential.

Pros and Cons of Kirkland Protein Bars for Diabetics

As with any food product, Kirkland Protein Bars have their share of advantages and considerations for people with diabetes.


  • Low Sugar Content: The relatively low sugar content in Kirkland Protein Bars makes them a favorable choice for people with diabetes looking for a guilt-free snack that won't significantly impact blood sugar levels.
  • High Protein Content: These bars pack a considerable amount of protein, which can be beneficial for diabetics in managing hunger and supporting muscle health.
  • Portability and Convenience: Kirkland Protein Bars are portable and pre-packaged, making them a convenient snack option for busy people on the go.
  • Satiety: The combination of protein and fiber in these bars can promote a feeling of fullness, helping diabetics control their overall calorie intake.


  • Carbohydrate Content: While the sugar content is low, Kirkland Protein Bars still contain carbohydrates that can affect blood sugar levels. People with diabetes should be mindful of the total carbohydrate intake when consuming these bars.
  • Individual Sensitivities: As with any food product, some people may have specific sensitivities or allergies to certain ingredients in the bars, like soy or whey protein.
  • Not a Complete Meal Replacement: While these bars can serve as a convenient snack, they should not replace well-balanced meals, especially for those with specific dietary requirements due to diabetes.
Homemade Keto Chicken Meal Prep

Whether Kirkland Protein Bars are suitable for diabetics depends on individual health goals, preferences, and medical advice. 

Moderation and self-awareness are essential when incorporating any new food item into a diabetic diet. 

As part of a diverse and balanced diet, these protein bars can offer a satisfying and nutritious snack option for diabetes patients. Still, it's crucial to consider all aspects and consult healthcare professionals for personalized guidance.

General Precautions for Diabetics When Choosing Protein Bars

For people suffering from diabetes, selecting the ideal protein bars requires careful consideration to ensure they align with specific health needs. Here are some general precautions to keep in mind when choosing protein bars:

  • Read Nutritional Labels: Always read the nutritional labels carefully to understand the protein bar's ingredients, calorie count, sugar content, and carbohydrate levels. Look for bars with lower sugar and net carb counts to minimize the impact on blood sugar levels.
  • Mind the Protein Source: Consider the protein source used in the bar. Opt for bars that contain high-quality protein sources such as whey, soy, or pea protein, as they offer better nutritional value and may make blood sugar management easier.
  • Avoid Artificial Sweeteners: Some protein bars use artificial ingredients to reduce sugar content. However, certain artificial sweeteners can cause gastrointestinal discomfort or have unpredictable effects on blood sugar levels. Choose bars without these additives if possible.
  • Watch for Added Sugars: Be cautious of protein bars containing added sugars in syrups or high-fructose corn syrup, as these can lead to undesirable blood sugar spikes.
  • Consider Fiber Content: Look for bars with significant dietary fiber content. Fiber aids in slowing down sugar absorption and promotes better glycemic control.
  • Consult a Healthcare Professional: Before incorporating protein bars into the diet, it's essential to consult with a healthcare professional or a registered dietitian who can provide personalized recommendations based on individual health goals and diabetes management needs.
  • Integrate Protein Bars Wisely: Protein bars should complement a well-balanced diet and not replace wholesome meals. Use them as a convenient snack option, especially during travel or busy schedules, but not as a primary source of nutrition.
  • Monitor Blood Glucose Levels: Pay attention to how your body responds to protein bars. Regularly monitor blood glucose levels to assess how the bars may affect your health.
Woman With Diabetes Measuring Blood Sugar Level At Home

Where to Buy Kirkland Protein Bars?

Kirkland Protein Bars are mostly available at Costco branches, making them easily accessible for members and casual customers. The four flavors are usually available at any given branch.

These popular bars can also be purchased through various online retailers, with Amazon being one prominent option. 

While Costco is a primary brick-and-mortar destination, online retailers offer the advantage of doorstep delivery, allowing you to stock up on these nutritious snacks without leaving your home.

The Verdict: Are Kirkland Protein Bars Good for Diabetics?

In conclusion, Kirkland Protein Bars can be a suitable snack option for people with diabetes due to their low sugar content and high protein levels.

As a healthier alternative to sugary treats, these bars offer convenience, satiety, and the potential to support stable blood glucose levels. However, it's essential to approach their consumption cautiously and be mindful of individual dietary needs and preferences.

Reading nutrition labels, avoiding artificial sweeteners, and consulting healthcare professionals are essential to making informed choices.


At Diabetic Me, we are committed to delivering information that is precise, accurate, and pertinent. Our articles are supported by verified data from research papers, prestigious organizations, academic institutions, and medical associations to guarantee the integrity and relevance of the information we provide. You can learn more about our process and team on the about us page.

  1. My Net Diary Kirkland Protein Bar
  2. Medical News Today How many carbs per day for a person with diabetes?
  3. Mayo Clinic Artificial sweeteners: Any effect on blood sugar?
  4. Carb Manager Carbs in Kirkland Signature Chocolate Chip Cookie Dough Protein Bar

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About the Author

Inez Briand

Inez Briand is the partner of a type 1 diabetic (Ely). She has always been interested in traveling and cooking, and now that she has a partner with diabetes, her interest in cooking even more healthily has skyrocketed. She loves finding new recipes for her partner and family and sharing any food and nutrition-related articles on Diabetic & Me.

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