Is SLSA Biodegradable? Yes. Sodium Lauryl Sulfoacetate, commonly known as SLSA, is generally recognized as a biodegradable surfactant and is often described as readily biodegradable in supplier and technical documentation. For personal care brands, this makes SLSA a useful ingredient when developing cleansing products with a more environmentally conscious positioning, especially in solid, powder-based, and waterless personal care formats. SLSA …