Meatout has grown exponentially since its inception in 1985 to become the world's largest annual grassroots diet education campaign.

Meatout is a worldwide campaign helping individuals evolve to a wholesome, compassionate diet of fruits, vegetables, whole grains. The purpose is to expose the public to the joys and benefits of a plant-based diet, while promoting the availability and selection alternatives to meat and dairy in mainstream grocery stores, restaurants, and catering operations.