Celebrities like Reese Witherspoon, Meghan, Duchess of Sussex, and Zac Efron are regularly seen sipping on green juice and smoothie blends. In fact, you could even say they’ve become a highly sought-after accessory. Here, we’ve compiled just a few of the biggest green juice fans in the celeb world and their go-to recipes. But first, why is green juice good for you? Jump to the celebrities Why is green juice good for you? Most of us know it’s imp…