Going vegan has become a serious trend when one of its most avowed haters, chef Gordon Ramsay, announces that he’s giving it a try. The man who once belonged to PETA (“People Eating Tasty Animals”, that is) tweeted that he was going to “give this #vegan thing a try”. Even among hardcore body builders, the trend towards plant-based proteins is exploding. Why? Because science keeps finding links between red meat and diseases like cancer and diabetes. For those not prepared to go full vegan — such as new royal Meghan Markle — the flexitarian diet is proving to be an option. See our story on the flexitarian diet here.