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Does Rinsing Your Mouth With Carbs Really Help Cyclists?

Friday, December 12, 2025
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Ever wondered if swishing carbs in your mouth can boost your cycling performance? It's a question that has been buzzing around the cycling world. Some athletes swear by it, but does it really work, especially after a low-carb diet?

The Study

A group of researchers decided to put this to the test. They gathered trained endurance cyclists and had them follow two different diets:

  1. Their usual diet
  2. A strict low-carb diet for five days

After that, the cyclists were asked to rinse their mouths with either a carbohydrate solution or a placebo during a time trial.

The Results

The idea behind this was to see if the mouth rinse could make up for the lack of carbs in the body, especially after the low-carb diet. The results? It didn't seem to make much of a difference. The cyclists didn't perform significantly better with the carb rinse compared to the placebo, even after the low-carb diet.

The Implications

This study is important because it challenges the idea that carb mouth rinsing is a magic solution for athletes, especially those on low-carb diets. It's a reminder that while quick fixes might sound appealing, they don't always deliver the promised results.

The Takeaway

So, what does this mean for cyclists and other athletes? It's a good idea to approach such strategies with a critical eye. Not every trend or tip will work for everyone, and it's essential to do your research and understand the science behind it.

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