I ate nothing but meat, eggs and dripping to try to calm my brain

An irresistible aroma drifts upstairs to my bedroom. Welcome to what's known as 'eating carnivore' – like a roast every day, only without the veg, the horseradish, the Yorkshires, the gravy or the glass of red. You can eat three eggs with a ton of butter and salt, says Kate Spicer YouTuber Daniel Vincent described how, by his mid-teens, his ADHD symptoms had become so crippling he believed 'killing myself was the only answer' Daniel's before and after pictures speak for themselves: from slumped, spotty and grey to glowing with health, muscular and outgoing, it is clear he has completely transformed his life ADHD is an inherited neuro-developmental disorder that causes areas of the brain to perform differently, including executive function, impulse control and regulating emotions. 'There is evidence to support a high-fat diet helping your brain – but long-term it's unsustainable,' says Dr Federica Amati, author of Every Body Should Know This and a research fellow at Imperial College London. DAY ONE: THREE EGGS AND A RIBEYE STEAK A strict carnivore diet requires taking about two-thirds or more of your calories from fat and the rest from protein.