ONE of the country’s leading nutritional experts, tasked by the government with proposing new limits for the nation’s sugar consumption, is working as a paid adviser to Coca-Cola and Mars.

Professor Ian Macdonald chairs a government panel examining the health impact of sugar consumption, amid growing concern that excessive amounts in food are fuelling the obesity epidemic.

It will recommend to the government later this year what level of sugar in our diet is healthy, helping to frame the national guidance.

However, the Nottingham University scientist confirmed last week that he provided monthly advice to Mars “at board level” and also advised Coca-Cola on diet, obesity and exercise. He said the annual payment of £6,100 from Coca-Cola went into his personal income — it “goes