
Breath Testing has been commonly used to diagnose intolerances to certain fermentable sugars (e.g. fructose and lactose) that are associated with symptoms of Irritable Bowel Syndrome (IBS) including gas, bloating pain, constipation or diarrhoea. But how accurate are they and can we use them to determine your diet?

The health and wellness industry can be a minefield when it comes to dietary advice, with everyone from celebrities to social media influencers, personal trainers, lifestyle columnists and “wellness coaches” offering their recommendations about food and nutrition.