Erythritol is one of the most common sugar alcohols in today’s low-calorie and sugar-free sweeteners. You’ll find it as the primary ingredient in popular tabletop brands like Swerve and Truvia, as a bulking agent in nearly every monk fruit and stevia blend on the market, and hidden inside a wide range of “sugar-free” processed foods. Here’s a full breakdown of where erythritol shows up and what to know about it.
Major Sweetener Brands That Use Erythritol
Swerve is the single biggest erythritol-based sweetener brand, holding roughly 47% of the market. Its entire product line, including granular, confectioners, and brown sugar replacements, is built on erythritol as the main ingredient. Truvia is the second largest, combining erythritol with a purified stevia extract called Reb-A. Together these two brands account for the vast majority of erythritol sweetener sales.
Beyond those two, several other brands sell erythritol-based products:
- Whole Earth sells both organic and conventional erythritol as a standalone plant-based sugar alternative.
- Pure Via offers a 100% erythritol product alongside its stevia blends.
- 365 by Whole Foods Market carries an organic granulated erythritol.
- Lakanto and similar monk fruit sweetener brands use erythritol as the bulk ingredient, with monk fruit extract providing additional sweetness.
Why Erythritol Is in Stevia and Monk Fruit Blends
Pure stevia and monk fruit extracts are intensely sweet in tiny amounts, which makes them impractical for measuring and baking. A pinch of monk fruit extract can sweeten an entire cup of coffee. To create a product that looks and measures like sugar, manufacturers blend these concentrated extracts with erythritol, which provides the physical bulk. When you pick up a bag labeled “monk fruit sweetener” or “stevia blend,” the first ingredient listed is almost always erythritol. The monk fruit or stevia extract typically makes up a very small percentage of the total weight.
If you’re specifically trying to avoid erythritol, check the ingredients list carefully on any stevia or monk fruit product. Some brands use allulose or inulin fiber as the bulking agent instead, but they’re in the minority.
Processed Foods With Erythritol
Erythritol extends well beyond the sweetener aisle. It’s a common ingredient in sugar-free and keto-labeled foods across several categories:
- Beverages: zero-sugar sports drinks, flavored waters, and some diet sodas
- Chewing gum and mints: many sugar-free varieties
- Chocolate and candy: sugar-free chocolate bars and hard candies
- Baked goods: keto cookies, brownies, and bread mixes
- Ice cream: low-sugar and keto ice cream brands
- Protein bars: particularly those marketed as low-carb or low-sugar
The “sugar-free” or “no added sugar” claim on the front of a package is your biggest clue. Flip it over and scan the ingredients for “erythritol” or the broader term “sugar alcohols” on the nutrition facts panel.
How to Spot Erythritol on a Label
Erythritol will always appear in the ingredients list by name. On the Nutrition Facts panel, it falls under “Sugar Alcohols,” but here’s the catch: manufacturers are only required to list sugar alcohols when they make a specific claim about sugars or sugar alcohols on the packaging. A product that doesn’t make such a claim could still contain erythritol without breaking it out separately on the nutrition panel. Your most reliable strategy is reading the actual ingredients list rather than relying on the nutrition label alone.
How Erythritol Compares to Sugar
Erythritol is about 70% as sweet as table sugar. That means you need roughly a third more erythritol to match the sweetness of sugar in recipes. For a cup of sugar, you’d use about 1⅓ cups of erythritol. It has a mild cooling sensation on the tongue, which is more noticeable in some products than others.
Unlike sugar, erythritol doesn’t raise blood glucose or insulin levels. Studies in people with glucose intolerance found no changes in fasting blood sugar, insulin, or insulin resistance after two weeks of erythritol consumption. This is the primary reason it’s popular in products aimed at people managing diabetes or following low-carb diets.
Digestive Tolerance
Sugar alcohols are notorious for causing bloating, gas, and diarrhea, but erythritol is better tolerated than most. About 90% of it gets absorbed in the small intestine and excreted through urine, so relatively little reaches the large intestine where fermentation causes digestive trouble. The laxative threshold, according to FDA-reviewed data, is around 0.66 grams per kilogram of body weight for men and 0.8 grams per kilogram for women. For a 150-pound person, that translates to roughly 45 to 55 grams in a single sitting, which is a substantial amount. Most people won’t hit that from normal use, but eating a large portion of sugar-free candy or ice cream can get you there.
The Cardiovascular Concern
A 2023 study published in Nature Medicine found that high blood levels of erythritol were associated with increased risk of heart attack, stroke, and death. In two separate groups of patients undergoing cardiac evaluation, those in the highest quarter of blood erythritol levels had roughly 1.8 to 2.2 times the risk of a major cardiovascular event over three years compared to those with the lowest levels.
The same researchers found that erythritol at physiological levels made blood platelets more reactive and promoted clot formation in animal models. In a small pilot study of eight healthy volunteers, consuming erythritol raised blood levels well above the thresholds linked to increased clotting risk, and those elevated levels persisted for more than two days.
This research doesn’t prove erythritol causes heart problems. The patients studied were already at elevated cardiac risk, and the body also produces small amounts of erythritol naturally. But the findings have prompted enough concern that people with existing heart disease or clotting disorders may want to discuss erythritol intake with their doctor, and regulatory agencies are continuing to evaluate the data.