Vegan Non GMO Gluten Free With Nutritional Antioxidant Lipids Sweet Nutty 30 Servings Kosher Rice Bran Solubles are the most potent, nutrient-rich part of rice. They are amazing plant complexes that contain a wide variety of nutrients not found in other foods. Ours has a light, nutty, buttery flavor that is the perfect complement to any green drink or protein shake.