The formula for ECOS laundry detergent is simple: high-quality ingredients + low price + a little love = our best seller! Perfect for colors, whites, and all fabrics, ECOS has a built-in fabric softener to save you money. Concentrated formula with plant-derived cleaning agents. All scents made with aromatic natural fragrances and essential oils. Hypoallergenic. Great for hot and cold water, HE and standard machines.