Finding what's good for your stomach can be tricky when you're trying to fuel up for a workout. Although great for gains, gym favourites like protein bars shakes and pre-workout drinks might not always sit right with your gut. Despite their popularity, these products can lead to discomfort or even bloating for some.

Gut health expert Chris Dubberley from Incontinence Shop has shared his guidance and recommendations. Protein bars Chris said: “Handy but harsh on your stomach, protein bars are often packed with isolated fibres and sugars that don't digest well and instead ferment in your gut to cause bloating, gas, or diarrhoea. Ingredients like chicory root fibre and maltitol, commonly found in these bars, are notorious for unsettling more sensitive stomachs.

“Athletes should be particularly mindful of eating protein bars to avoid digestive issues during exercise. I suggest trying protein bars with whole ingredients and minimal added sugars to help your gut health.” Whey protein powder Chris said: “A varied diet is key to maintaining healthy gut flora, so overloading on protein powder can throw off your gut's microbial balance.

Some protein powders' added sugars and flavourings might also disturb your blood sugar levels and balance, promoting harmful bacteria growing in your gut. While protein is needed for muscle repair, relying too heavily on supplements could lead to a fibre-deficient diet and poor gut health.” Pre-workout supplements The mix of ingredients in pre-.