In other words, cultures without acne consume little to no wheat, sugar, or dairy products. As Western influence introduced processed starches such as wheat and sugars into groups such as the Okinawans, Inuits, and Zulus, acne promptly followed.5-7 In other words, acne-free cultures had no special genetic protection from acne, but simply followed a diet that lacked the foods that provoke the condition. Introduce wheat, sugar, and dairy products, and Clearasil sales skyrocket.