For Inner Harmony. Turbocharged nutrition and Zensational taste. Cranberry Ginger Optimum Zen is the 3rd member of our Optimum family of functional foods. Optimum added function breakfast foods bring the power of smart nutrition to your breakfast table each morning. Extra fiber, soy isoflavones, low fat - these and other nutritionally sophisticated attributes add up to a smarter way of eating. USDA Organic. This product is third-party certified organic by Quality Assurance International (QAI).