Michelin-stared chef Tom Kerridge has shed 12 stone thanks to his Dopamine Diet, and now shares his health plan in this new book. In place of alcohol and starchy carbs, it goes large on protein, and fresh fruit and veg. Dope up with ingredients that trigger the release of dopamine, such as meat, almonds, coffee, cauliflower, milk and cream, chillies, spices, oily fish and eggs.