Place 1 cup of vanilla yogurt in a small bowl. Sprinkle cocoa powder and stir until smooth.
Layer ½ of the remaining yogurt on the bottom of two glasses. Top with half of the strawberries and half of the chopped ZonePerfect® Nutrition Bars. Divide chocolate yogurt between the glasses and top with another layer of strawberries and bar. Finish with remaining vanilla yogurt and garnish with additional bars and strawberries.