Sweetened by Coconut Sugar and Monk Fruit - Not Sucralose, Not Stevia
By Reese Hanneman · U.S. Olympian · 10-Year U.S. Ski Team Member · Co-Founder of Antidote
Written from firsthand experience as a drug-tested Olympic athlete who formulated Antidote in partnership with sports nutritionists.
Originally published: April 2026 · Updated: July 8, 2026 · 8 min read
The three most common pre-workout sweeteners — sucralose, stevia, and erythritol — are all off-limits at Antidote. Here’s what we use instead, and the research that drove the decision.
Key takeaways
- Pre-workout needs sweetening because the active ingredients are bitter and chalky — but that’s not a reason to use whatever is cheapest.
- A 2022 Cell study (Weizmann Institute) linked sucralose to gut-microbiome shifts and impaired glycemic response after two weeks, at doses below the FDA’s acceptable daily intake.
- A 2023 Nature Medicine study (Cleveland Clinic, 4,000+ patients) associated higher blood erythritol with elevated risk of heart attack and stroke.
- Antidote uses 1 g coconut sugar (a metabolic non-event) plus monk fruit (mogrosides, largely unabsorbed, minimal microbiome impact).
- Antidote is deliberately less sweet than typical pre-workouts; a sucralose-trained palate usually recalibrates within a week or two.
Read the ingredient panels on the top-selling pre-workouts in 2026 and almost all are sweetened with sucralose, stevia, or erythritol — often in combination. They’re cheap, intensely sweet, shelf-stable, and dose to the milligram, which makes them attractive to a brand prioritizing cost-per-scoop. Antidote uses none of them.
Why does pre-workout need to be sweetened at all?
Because the actives in a well-formulated scoop — beta-alanine, creatine, beet root, the EAAs, B-vitamins — are mostly bitter, acrid, or chalky on their own. Without a sweetener and flavor system, a typical pre-workout would be functionally undrinkable. That’s a real formulation constraint. It is not an excuse to use whatever is cheapest, regardless of what it does to the rest of the body over years of daily use.
What’s the problem with sucralose?
Sucralose is a synthetic sweetener roughly 600 times sweeter than sugar, made by chlorinating sucrose. The concern is increasingly the gut-microbiome research. A 2022 paper in Cell from the Weizmann Institute found that sucralose and saccharin measurably altered the gut microbiome and impaired glycemic responses in healthy adults after just two weeks — at doses below the FDA’s acceptable daily intake — and transplanting those microbiomes into mice reproduced the effect. The research is still evolving; the conservative read is that putting a chlorinated synthetic sweetener into a daily-use supplement looks increasingly like a bet against your own gut. We made our decision on the conservative read.
What’s the problem with stevia?
Stevia is marketed as “natural,” but the version in most supplements is a heavily processed extract — typically rebaudioside A — chemically isolated using ethanol and other solvents. Three practical issues in a pre-workout: a distinctive bitter, licorice-like aftertaste (part of why some pre-workouts “taste like cough syrup”); heavy processing that has more in common with a manufactured ingredient than a leaf; and a growing (if smaller than sucralose’s) body of research on microbiome and bile-acid effects. Not the worst sweetener in the category — but not what we’d choose for sustainable daily use.
What’s the problem with erythritol?
Erythritol is a sugar alcohol long considered the cleanest alternative. A 2023 study in Nature Medicine by Cleveland Clinic researchers followed over 4,000 patients and found a significant association between higher blood erythritol and elevated risk of major adverse cardiovascular events (heart attack and stroke) within three years, with lab experiments showing erythritol enhanced platelet reactivity and clot formation. It’s an observational association, not proven causation — but for a product taken daily by people who care about cardiovascular health, it’s a reason to wait. We’ve never used it.
Why coconut sugar and monk fruit?
Coconut sugar is minimally processed sap from the coconut palm flower; it is sugar, and we treat it as sugar. One gram provides enough sweetness (with monk fruit) to make Antidote pleasant without meaningful caloric or glycemic load — for reference, a tablespoon of ketchup has about four grams. Monk fruit’s sweetness comes from mogrosides, 150–250× sweeter than sugar, largely unabsorbed in the small intestine, produced by hot-water extraction, and FDA-approved as a food ingredient since 2010. Neither is a “health food.” Together they do the job without the long-term-use questions of the artificial alternatives.
Sweetener comparison
| Sweetener | Type | Key concern | In Antidote |
|---|---|---|---|
| Sucralose | Synthetic (chlorinated) | Gut-microbiome / glycemic (Cell 2022) | ✗ |
| Stevia (Reb A) | Processed extract | Aftertaste; microbiome (mixed) | ✗ |
| Erythritol | Sugar alcohol | Cardiovascular signal (Nature Medicine 2023) | ✗ |
| Coconut sugar | Minimally processed sugar | It’s sugar (1 g = trivial) | ✓ |
| Monk fruit | Whole-food extract | Minimal; limited long-term data | ✓ |
What does Antidote taste like as a result?
Like a slightly sweet, mildly tart, natural fruit drink rather than a candy-flavored powder. The current Wild Blueberry flavor leads with real blueberry, and the beet root and tart cherry add subtle background notes. It’s meaningfully less sweet than the typical pre-workout — some users coming off high-sucralose products call it “not sweet enough” for the first few servings, then recalibrate within a week or two. If you want your pre-workout to taste like a Jolly Rancher dissolved in water, this isn’t your product. If you’d prefer something that tastes like food, it probably is.
Keep reading
Frequently asked questions
Does Antidote contain sucralose?
No. Antidote does not contain sucralose, Splenda, or any other artificial sweetener.
Does Antidote contain stevia?
No. We use one gram of coconut sugar and a small amount of monk fruit. Stevia and rebaudioside A extracts are not used.
Does Antidote contain erythritol or any sugar alcohol?
No — no erythritol, xylitol, maltitol, sorbitol, or any other sugar alcohol.
How much sugar is in Antidote?
One gram per scoop, from coconut sugar. For reference, a tablespoon of ketchup contains about four grams.
Will the one gram of sugar spike my blood sugar?
No. One gram of coconut sugar produces a negligible glycemic response in healthy adults — metabolically insignificant for almost any user.
Why is Antidote less sweet than other pre-workouts?
Because we use one gram of natural sugar instead of a high dose of artificial sweetener many times sweeter. Most users prefer it once their palate adjusts; the first few scoops can taste under-sweet to a sucralose-trained palate.
Bottom line
If you’ve been looking for a pre-workout that doesn’t sit in your gut like a chemistry experiment, this is it: one gram of coconut sugar, a little monk fruit, and nothing synthetic. Try a tub of Antidote.
- Suez J, et al. “Personalized microbiome-driven effects of non-nutritive sweeteners on human glucose tolerance.” Cell, 2022 (Weizmann Institute).
- Witkowski M, et al. “The artificial sweetener erythritol and cardiovascular event risk.” Nature Medicine, 2023 (Cleveland Clinic).
- U.S. FDA GRAS determination for monk fruit (Siraitia grosvenorii) extract, 2010.
Educational content only; not medical advice. These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure, or prevent any disease. Consult a physician before use if pregnant, nursing, taking medication, or managing a health condition.
