Athletics Greens signs deal with The Spartan Race Series 06/2018 NEW YORK, June 05, 2018 (GLOBE NEWSWIRE) -- Athletic Greens, the most complete, all-in-one wholefood supplement for a better you, has been selected by Spartan Race, the world’s largest obstacle race and endurance brand, as an official partner to help athletes replenish their bodies and train harder. By incorporating the ultimate daily supplement into their diets, Spartan Race athletes will nourish their bodies with the vital nutrients, vitamins and minerals they need for intense physical training.