Our All-Natural Tripe Twists made from one ingredient and are grain-free. Our Natural Tripe Twists are a delicious treat that delivers all of the amazing benefits of beef tripe, including essential fatty acids for a glowing, shiny coat. The tripe is a delicious, healthy organ meat that comes from free range cows raised without the use of hormones or antibiotics. Our All-Natural Tripe Twists are only sourced from USA or Brazil.