Why ultra-processed foods are hijacking your health—and how to fight back

Ultra-processed foods (UPFs) are filling supermarket shelves and diets worldwide. These factory-made products often contain high levels of sugar, salt, and unhealthy fats while lacking essential nutrients. Despite marketing claims, adding fibre, vitamins, or protein does little to improve their health impact. UPFs are designed in labs to be hyper-palatable, making them hard to resist. Their ingredients—hydrogenated oils, modified starches, and artificial additives—create intense flavours but offer minimal nutritional benefits. Studies show that frequent consumption disrupts gut health by harming the microbiome's balance and function.

The food industry has responded by using 'health-washing' tactics. Labels now highlight added nutrients or protein, suggesting these products are better choices. Yet experts warn that such tweaks don't offset the risks of a diet heavy in UPFs. For better health, nutritionists recommend limiting UPFs to no more than once a week. Instead, 70-80% of meals should come from whole foods like fruits, vegetables, and grains. When UPFs are unavoidable, choosing the least processed versions can reduce harm.

Cutting back on UPFs supports a healthier gut and overall well-being. A diet centred on whole foods provides the fibre, vitamins, and minerals missing in processed alternatives. Small changes, like swapping snacks or ready meals for fresh options, can make a measurable difference over time.