Só Clean - Citrus Dish Capsules are easy to use and can tackle even your dirtiest and greasiest dishes naturally Só you can focus on more important things, like that book you’ve been meaning to finish! Biodegradable, septic tank and grey water safe, phosphate and dye free, these citrus dish capsules use mineral and plant-based cleansing agents and are prepacked into single use capsules that you can just set and forget.  View Full Ingredients List.