I really wanted these to be the answer. I'm not even kidding. When prebiotic sodas started showing up everywhere a couple years ago I was fully on board. You're telling me I can drink something that tastes like pop AND fix my gut at the same time? Sign me up. I bought cases of the stuff. Tried every brand at my local grocery store, Olivia Pop, Poppi, all of them.

New research presented this week at Nutrition 2026 poured some cold water on the whole thing. And not the good kind of cold water like a refreshing post-workout drink.

According to the research presented at the conference, the average fiber content in these drinks probably isn't high enough to do much of anything meaningful for your gut health. Kind of the whole point of buying them in the first place right?

So you might be paying a premium for soda with a health halo that doesn't quite deliver.

I called my mom about this one because I was kind of annoyed and she's the person I call when nutrition stuff confuses me. She pointed out that conference findings are still useful but they haven't gone through the full peer review process yet so it's worth keeping that in mind. But the core message lines up with what she's always told me, which is that you're better off getting your fiber from real food.

I spent years treating my body like a garbage disposal, and when I started trying to eat better I wanted shortcuts. Easy fixes. Drinks that could replace real changes. I get it because I lived it. But if you're genuinely trying to improve your gut health, save the money you'd spend on fancy soda and just eat some real food. Throw some beans in your meal prep. Grab an actual piece of fruit.

Are these sodas the worst thing in the world? No. If you're choosing between a regular Coke and a prebiotic soda, the prebiotic one is probably the lesser evil. Don't kid yourself into thinking it's a health drink though. It's a treat with a tiny bit of fiber sprinkled in and that's about it.