Nick HowarthFounder, BBHC · Founder - BBHC Health Coaching

WTF is CMC? And why is it in my ice cream? #nutrition #wellnesstips #labels #food

23 Feb 2026 · 1 min

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1:03

In this short, informal explainer from the series "What the Fuck Is That?", the host breaks down carboxymethylcellulose (CMC). He defines CMC as a chemically modified plant fiber used by food manufacturers to recreate the creamy texture lost when fat is removed from low‑fat products. The video lists common foods that contain CMC—ice cream, yoghurt, salad dressings, almond milk, and gluten‑free bread—emphasizing that it provides no nutritional value and merely acts as a thickening/binding agent. The host then raises concerns, citing research that suggests CMC may disrupt the gut’s protective lining and alter the microbiome, implying potential health risks. The overall message is a consumer‑focused warning: if a product needs a synthetic plant gel to feel creamy, it may not be a truly healthy low‑fat option.

Chapters

What the fuck is CMC? And why is it in my ice cream? Say this 3 times fast: carboxymethylcellulose. CMC is much easier. CMC is basically modified plant fibre, and by modified I mean chemically altered enough to be a Hollywood star after their first big paycheck. What does CMC do? It makes low-fat food feel creamy, because when companies remove real fat, the texture gets watery and sad, and so do the people who eat it. So instead of putting the fat back, they add this lab-treated plant gel to fake it. You'll find it in ice cream, yoghurt, salad dressing, almond milk, and even gluten-free bread. It doesn't nourish you, it doesn't feed you, it just holds things together, and honestly, at this point, they may as well just use glue. And here's the uncomfortable part: some research suggests that CMC interferes with gut lining and gut bacteria. Your intestines have a protective layer. That layer is there for a reason. And this stuff wasn't exactly part of the original human diet. It's there so that your low-fat dessert can pretend to be normal. If your food needs chemically altered plant gel to feel creamy, maybe it wasn't meant to be low-fat in the first place. See you in the next episode of What the Fuck Is That? Because you deserve to know. Bye!