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CompareMacros

🩸 Best Protein Bars for Diabetics

Looking to keep blood sugar steady? These bars are low in added sugar, high in fiber and free from ingredients that commonly cause glucose spikes.

Showing top 10 bars · Sorted by added sugars (low → high)

Our filter criteria:
2g Added Sugars
20g Total Carbs
4g Dietary Fiber
maltodextrin
corn syrup
Why these bars? Managing blood sugar means avoiding sudden spikes and crashes. We selected bars with lower total carbs (20g or less), less sugar (2g or less) and plenty of fiber (4g or more)—enough to help slow digestion and blunt glucose response. We've also excluded bars with ingredients that can cause glucose spikes (maltodextrin and corn syrup).
180 Calories
18g Protein
9g Total Fat
17g Total Carbs
180 Calories
18g Protein
9g Total Fat
16g Total Carbs
200 Calories
18g Protein
11g Total Fat
19g Total Carbs
220 Calories
20g Protein
11g Total Fat
20g Total Carbs
200 Calories
20g Protein
8g Total Fat
19g Total Carbs
210 Calories
20g Protein
10g Total Fat
20g Total Carbs
220 Calories
20g Protein
10g Total Fat
20g Total Carbs
160 Calories
8g Protein
10g Total Fat
12g Total Carbs
230 Calories
15g Protein
14g Total Fat
18g Total Carbs
240 Calories
15g Protein
15g Total Fat
16g Total Carbs

How Protein Bars Can Support Blood Sugar Control

For people managing blood sugar—whether due to diabetes, insulin resistance, or just a desire to stabilize energy—snack choices matter. Protein slows digestion and moderates the glycemic response, while fiber helps slow the absorption of carbs. A well-formulated bar with both can prevent blood sugar spikes and the crashes that follow.

But many bars that look healthy are loaded with fast-digesting carbs or hidden sweeteners that can do more harm than good. We focused on bars that are low in added sugars, contain meaningful fiber, and avoid high-glycemic fillers like maltodextrin or corn syrup. These picks support better blood sugar control without sacrificing taste or convenience.

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