Kourtney Kardashian has welcomed back an old friend. In an Apr. Now, instead of eschewing all dairy and gluten, she will consume "small amounts" of each regularly. She was inspired to make the switch when she realized how much she was vacillating between her normally stringent clean eating and the anything goes attitude she would adopt during vacations, like her March trip to Japan. That word, she reasons is negative, "which doesn't make sense for all the hard work and eating healthy I do most of the time.