The Glycemic Index of Sweeteners: What You Need to Know

The Glycemic Index of Sweeteners: What You Need to Know (2026 Update)

Understanding the glycemic index (GI) of sweeteners is essential for anyone managing blood sugar levels, including people with diabetes or those following low-carbohydrate diets. This guide explains the GI of popular sweeteners, from natural options like honey to artificial and sugar alcohol alternatives.

What Is the Glycemic Index?

The glycemic index is a system that ranks carbohydrates based on how quickly they raise blood glucose levels. Foods are scored from 0 to 100:

• Low GI: 55 or less
• Medium GI: 56 to 69
• High GI: 70 or more

Choosing low-GI foods can help maintain steady energy and reduce the risk of chronic diseases.

Natural Sweeteners and Their Glycemic Index

• Honey: GI around 58 (medium). Honey is natural and contains trace minerals, but it still impacts blood sugar and should be used in moderation.
• Maple Syrup: GI around 54 (low to medium). Maple syrup provides nutrients like zinc and manganese but is high in sugar.
• Agave Syrup: GI about 30 (low). Agave syrup’s high fructose content results in a lower GI, but it should still be consumed thoughtfully.

Artificial Sweeteners and Blood Sugar Impact

• Aspartame: GI of 0. Used in many diet products, aspartame does not affect blood sugar.
• Sucralose (Splenda): GI of 0. This sweetener is popular in diabetic-friendly foods and helps maintain stable blood glucose.
• Stevia: GI of 0. Derived from the Stevia plant, it does not raise blood sugar levels.

Sugar Alcohols and Glycemic Load

• Xylitol: GI of 13 (low). Xylitol is suitable for blood sugar management but may cause digestive issues in large amounts.
• Erythritol: GI of 1 (very low). Erythritol is well-tolerated and ideal for low-carb or ketogenic diets.
• Sorbitol: GI of 9 (low). Sorbitol has a minimal effect on blood sugar but can cause digestive discomfort if overconsumed.

For more details on glycemic load, see this resource.

Image Source: https://www.nowfoods.com/healthy-living/articles/sweetener-comparison-chart

Tips for Using Low-GI Sweeteners

• Replace high-GI sweeteners with lower-GI alternatives in recipes and beverages.
• Try erythritol or stevia in baking and coffee instead of cane sugar.
• Start with small amounts to adjust to new flavors and monitor your digestive response.

Choosing the right sweetener supports your health goals and helps manage your dietary needs.

Frequently Asked Questions

What is the glycemic index of honey?

Honey has a glycemic index of around 58, placing it in the medium-GI category. It raises blood sugar more slowly than table sugar but still requires moderation.

Which sweeteners have a glycemic index of zero?

Aspartame, sucralose (Splenda), and stevia all have a GI of 0, meaning they do not raise blood glucose levels.

Are sugar alcohols safe for people with diabetes?

Sugar alcohols like erythritol (GI 1), xylitol (GI 13), and sorbitol (GI 9) have minimal impact on blood sugar and are generally safe for people with diabetes. However, excessive consumption can cause digestive discomfort.

Is agave syrup a good low-GI sweetener?

Agave syrup has a low GI of about 30, but its high fructose content means it should be used sparingly, as excessive fructose intake can have other health impacts.

What are the best sweeteners for a ketogenic diet?

Erythritol and stevia are popular choices for ketogenic diets due to their very low or zero GI and minimal effect on blood sugar.

Disclaimer

We're all about tasty treats, but we're not doctors. Always consult a healthcare professional before making significant changes to your diet.

Spotlight on KetoMe Cookies

If you're looking for a delicious treat that won't spike your blood sugar, KetoMe Cookies are crafted with your health in mind. Made with low-GI sweeteners like erythritol and monk fruit, these cookies are ideal for ketogenic diets and anyone reducing sugar intake without sacrificing flavor.

KetoMe Cookies come in a variety of flavors and are baked with high-quality, gluten-free ingredients—no artificial flavors or preservatives.