Hi, Anyone please let me know about effective natural foaming agent. I want to replace SLS with safer detergents for toothpaste formulation to market it. [email protected] For commercial partnerships and collaborations please contact my agent. Marianne Gunn O'Connor. For advertising enquiries please. A foaming agent is a material that facilitates formation of foam such as a surfactant or a blowing agent. A surfactant, when present in small amounts, reduces.