Jason Halford

Stories

Diet drinks match water for weight management in two-year trial

As of October 2026: Co-led the SWITCH trial; quoted in the findings announcement

Adults who drank diet soft drinks every day for two years lost as much weight as those who drank water. The finding comes from a 104-week randomized trial of 493 adults with overweight or obesity, published in the British Journal of Nutrition.

Updated Oct 7