People in 2019 were obsessed with fasting, weight loss supplements, and a diet created by a reality TV power couple. Today, Google is putting out its annual Year In Search report, which includes the top trending diet searches of the year in the US. You’ve probably heard of most of them, if not tried a few yourself. Some are actually sound, nutritionists say, while others don't necessarily have much scientific backing...and a few are a little off the wall. Here's the entire list of the top trending diets of 2019, starting from the top.