How Rishi Sunak’s new diet keeps him trim – from fasting to kicking the fizzy drinks addiction He’s put the country on a diet, but what are the secrets behind the Chancellor’s svelte physique? Rishi Sunak in his Stanford sweats earlier this week In his role as guardian of the nation’s finances, the small matter of whether Rishi Sunak is an unstoppable feeder or miserly belt-tightener is still up for debate – and probably best left to colleagues who can count. What’s less ambiguous is the Chancellor’s policy on his own waistband. In that department, it seems, he’s very much led by data and not dates (though, incidentally, dates are high in fibre and antioxidants), and the data is telling him that nutritional austerity is the best way to go.