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Is sugar free juice OK for diabetics?

For people with diabetes, monitoring carbohydrate intake is key to managing blood sugar levels. While fresh fruit juice contains carbs and sugar, some people may wonder if sugar-free versions are safer options. This article reviews whether sugar-free juice is OK for diabetics.

What is sugar-free juice?

Sugar-free juice has had all or most of the naturally occurring sugar removed. There are a few ways that juice can be made sugar-free:

  • Removing the sugar via filtration or other processes
  • Adding non-nutritive sweeteners like sucralose or stevia
  • Diluting with water to lower the sugar content

Sugar-free juice often contains very few calories and carbs compared to regular fruit juice. However, the sugar content can vary between brands.

Benefits of sugar-free juice

There are some potential benefits associated with sugar-free juice for people with diabetes:

  • Fewer carbs and calories. Sugar-free juice is much lower in carbs and calories than regular juice, allowing people with diabetes to drink juice without significantly affecting blood sugar levels.
  • Provides flavor. Sugar-free juice can provide the flavor of fruit with less effect on blood sugar than regular juice.
  • Convenient. Sugar-free juice is portable and easy to find in stores, providing a convenient lower-sugar option.

Downsides of sugar-free juice

However, there are also some downsides to keep in mind:

  • May still affect blood sugar. While lower in carbs than regular juice, sugar-free juice can still raise blood sugar levels in some people with diabetes.
  • Lacks nutrients. The process of removing sugar from juice also removes beneficial nutrients like vitamin C and antioxidants.
  • May cause digestive issues. Sugar substitutes like sorbitol and maltitol can cause gas, bloating, and diarrhea in some people.
  • Contains artificial sweeteners. Most sugar-free juices contain artificial sweeteners like sucralose, which some people want to avoid.

Sugar content in different juices

The sugar content can vary significantly between different juices, both regular and sugar-free. Here’s how the carb and sugar content of some popular juice varieties compare:

Juice (8 oz serving) Total carbs (grams) Sugar (grams)
Orange juice 21.6 20.8
Apple juice 28.1 25.9
Grape juice 36.6 35.7
Cranberry juice cocktail 32.5 31.7
Sugar-free orange juice 0.5 0
Sugar-free apple juice 1 0
Sugar-free grape juice 0.5 0
Sugar-free cranberry juice 0.5 0

As you can see, regular fruit juices are high in carbs and sugar, while sugar-free versions contain minimal carbs and sugar.

Effect on blood sugar

For people with diabetes, the biggest concern with any food or drink is its effect on blood sugar levels. Here is how sugar-free juice affects blood sugar:

  • Sugar-free juice is very low in carbs, so it should not cause significant blood sugar spikes in people with diabetes.
  • However, sugar-free juice may still cause a slight rise in blood sugar due to naturally occurring fructose and glucose not removed in processing.
  • The glycemic index (GI) of sugar-free juice can range from nearly 0 for very low-sugar varieties to up to 7 for some brands.
  • For comparison, regular orange juice has a GI of 50 and grape juice of 53 (1).

Overall, sugar-free juice has a minimal effect on blood sugar compared to regular juice. But it’s still possible to experience a slight rise, so portion control is key.

Are artificial sweeteners OK for diabetics?

Most sugar-free juices contain artificial sweeteners like sucralose, aspartame, or stevia to provide sweetness without sugar. Here’s what you need to know about using artificial sweeteners with diabetes:

  • The FDA has approved several non-nutritive sweeteners as safe for people with diabetes.
  • Artificial sweeteners do not raise blood sugar levels.
  • However, some researchers question whether relying on artificial sweeteners may increase cravings for overly sweet foods.
  • There are mixed study results on whether artificial sweeteners help promote weight loss for people with diabetes.

Current guidelines say non-nutritive sweeteners are generally safe for people with diabetes if consumed within the daily recommended amount (2, 3).

Other drinks for diabetics

Besides sugar-free juice, here are some other good lower-sugar drink options for people with diabetes:

Drink Benefits
Water Zero calories and carbs. Helps meet fluid needs.
Sparkling water Flavored varieties add taste without carbs or calories.
Unsweetened tea/coffee Provide flavor without effects on blood sugar.
Unsweetened nut milk Creamy, dairy-free alternative to milk.
Sugar-free sports drinks Help replace electrolytes without carbs.

Focusing on hydration from low-carb beverages can help manage diabetes.

The bottom line

For people with diabetes, sugar-free juice may offer flavor with minimal effects on blood sugar compared to regular juice. However, it lacks nutrients and can still cause digestive issues or slight blood sugar rises in sensitive individuals. Moderation is key, and other drinks like water provide hydration without the negatives. Overall, sugar-free juice can be an occasional lower-carb option, but shouldn’t be a main drink choice.

As with any diet choice, it’s best to discuss options with your healthcare provider to determine what’s right for your individual nutritional needs and diabetes management plan.


  1. Atkinson F, McLaughlin J, Usherwood T, et al. Food Glycaemic Index Data for Glycaemic Index Testing and Food Labelling. Food Standards Australia New Zealand. 2008.
  2. Gardner C, Wylie-Rosett J, Gidding SS, et al. Nonnutritive sweeteners: current use and health perspectives: a scientific statement from the American Heart Association and the American Diabetes Association. Circulation. 2012 Jul 24;126(4):509-19.
  3. US Food and Drug Administration. Additional Information about High-Intensity Sweeteners Permitted for use in Food in the United States. 2014.