Sucralose shows up on an ingredient panel as exactly one word: "sucralose," sometimes next to its brand name, Splenda. There's no code name to memorize and no shortcut on the front of the bag: "sugar-free," "keto-friendly," and "no added sugar" all describe the absence of sugar, not the absence of sucralose. We built NØRSE CØDE without it, sweetened instead with monk fruit extract and allulose. Here's exactly what to look for, why some people single out sucralose specifically rather than artificial sweeteners in general, and what to check on any bag.
The ingredient panel is the only place that tells the truth. Scan for "sucralose" by name, or "Splenda," its retail brand. It's commonly blended with acesulfame potassium (also listed as Ace-K or Sunett) in the same formula, so finding one is a reason to keep reading for the other. Front-of-bag claims don't help here: "sugar-free" and "no added sugar" both mean no sugar was added, which says nothing about which sweetener replaced it, and "keto-friendly" is a carb claim, not a sweetener claim. If "sucralose" doesn't appear anywhere on the panel, the bag is genuinely free of it rather than only marketed that way.
Sucralose gets singled out for a specific reason, not a vague one. In May 2023, Duke researcher Susan Schiffman published a study in the Journal of Toxicology and Environmental Health, Part B, on sucralose-6-acetate, a byproduct that forms as sucralose digests. In cultured gut cells, it broke DNA strands. That's a cell-culture finding, not proof of harm inside the human body, and it's a byproduct, not sucralose itself. But it's specific enough that it's what sends people back to the ingredient panel for this one sweetener, not sweeteners in general. Gut-microbiome research on sucralose is still mixed. Different trials, different results, no settled answer yet.
Try It Yourself
This part is specific to protein powder, not sweeteners generally: a lot of people bake with it, in pancakes, muffins, baked oatmeal. Heat sucralose past about 98°C (208°F), a temperature any oven clears easily, and lab research has found it starts forming chlorinated degradation compounds. Industry-funded research disputes that this matters at normal baking temperatures. Nobody has settled it either way. If you bake or heat your protein regularly, the simplest fix isn't tracking oven temperatures. It's starting from a formula that never had sucralose in it.
Run this on any bag, ours included:
We make it ourselves, in our own facility in Petaluma, California, which means we choose every input on the label. That's how sucralose never made it into the formula. Twenty grams of protein per serving, 10 ingredients or less, sweetened with monk fruit extract and allulose instead, plus prebiotic fiber from acacia. It wets evenly in one stir, hot or cold, in any liquid, no blender and no recipe needed. We third-party test every batch for heavy metals.
Backed by a 60-day money-back guarantee, no questions asked, and it ships same day when you order by noon PT.
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