Sucralose vs Stevia: Comparing Sugar Substitutes
For people with diabetes, lowering sugar intake is crucial to managing blood glucose levels. Artificial sweeteners like sucralose and natural sweeteners like stevia allow for sweetening foods and drinks without affecting diabetes control. How do these two popular sugar substitutes compare?
What is Sucralose?
Sucralose, sold under brand names like Splenda, is an intensely sweet artificial sweetener derived from sugar. It's made by replacing hydroxyl groups on sugar molecules with chlorine atoms. This alters the structure so sucralose can no longer be metabolized by the body for energy.
Sucralose Benefits
Unlike sugar which contains 15 calories per teaspoon, sucralose has no calories because it passes through the body undigested. Benefits for diabetes management include:
- No effect on blood glucose - Does not raise blood sugar levels.
- No carbohydrates or glycemic impact - Categorized as a "free sweetener".
- Long shelf life - Stays sweet and effective for long periods.
What is Stevia?
Stevia comes from the naturally sweet leaves of the stevia plant. Steviol glycosides like rebaudioside A and steviosides are extracted and purified into the sweetener product. Unlike artificial sweeteners, stevia is considered non-nutritive and has been used for centuries in South America.
Stevia Benefits
With no calories, carbohydrates or glycemic impact, stevia offers similar diabetes benefits to sucralose. Additional advantages include:
- Natural origins - Comes from a plant rather than being synthetically created.
- Higher sweet intensity - Sweeter than table sugar by weight and volume.
- Other health bonuses - Antioxidant and anti-inflammatory properties.
Sucralose vs Stevia: Key Differences
Despite sharing the same usefulness as no-calorie sweeteners for diabetes, there are some key variations between sucralose and stevia:
Taste Difference
The two sweeteners have slightly different tasting profiles. Sucralose has a more sugar-like taste, while stevia has a more pronounced and intense sweetness with slower onset and longer duration. Some find it has a bitter or licorice-like aftertaste. Combining sucralose and stevia blends both flavor profiles.
Gastrointestinal Effects
Animal studies observed sucralose can negatively impact good gut bacteria levels and affect glucose metabolism. Stevia does not demonstrate these digestive effects and may actually support gut health according to some research.
Safety Record
Sucralose has more extensive safety review as an approved food additive for decades. Stevia gained FDA approval as GRAS later in 2008. Both sweeteners are considered safe for general consumption at typical usage levels. But individuals may experience unique sensitivities.
Processed vs Unprocessed Factors
The way these sugar substitutes are processed can impact quality. Sucralose requires many chemical processing steps for production. Stevia can have added fillers, but is highest quality when minimally processed with few ingredients.
How to Use Sucralose and Stevia
Both sucralose and stevia can be readily swapped into recipes calling for sugar. But the extreme sweetness of stevia in raw form requires careful adjustment:
Sucralose
Splenda is measured cup-for-cup like sugar. Recipes can typically be sweetened as desired with no changes beyond possibly tweaking acidic ingredients.
Stevia
In pure stevia powder form, use just 1/16 tsp stevia for every 1 tsp of sugar, adding more to suit preference. With stevia liquid extracts, 20 drops equals about 1 tsp of sugar. Start with less stevia and add more as needed.
Best Practices
- Experiment to find ideal sweetness - Stevia takes trial and error.
- Mind heat used for cooking/baking - Excessive temperatures alter sweetener taste.
- Consider combining sweeteners - Balance flavors of both stevia and sucralose.
Potential Side Effects
In standard usage amounts, sucralose and stevia typically do not cause negative effects. Individual sensitivities can sometimes occur such as:
Sucralose
- Digestive issues like gas, cramping and diarrhea.
- Allergic reactions with rash, swelling, breathing problems.
- Migraines or headaches in those prone to them.
Stevia
- Bloating, nausea or stomach discomfort.
- Hypoglycemia observed at excessive doses unlikely with normal use.
- Allergic reactions are possible but less common than with other sweeteners.
Discontinuing use improves any side effects. Those with allergy or digestive concerns should exercise extra caution.
The Bottom Line
For people managing type 2 diabetes, nonnutritive sweeteners like sucralose and stevia provide options for reducing sugar and calories without impacting blood glucose. Both offer practical benefits, but personal preference may dictate if one is favored over the other for taste, health factors, or dietary needs. Anyone experiencing negative side effects should stop using that sweetener.
Disclaimer: This article is for informational purposes only and does not constitute medical advice. Always consult with a healthcare professional before starting any new treatment regimen.
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