Polyglycerol polyricinoleate, more commonly known as PGPR, is an emulsifier that is made from castor beans, soybeans or sunflower seeds. It’s used in cooking oils and fats, spreads, low fat dressings, ice cream, and flour. In the confectionery industry, it is used to improve the consistency of chocolate. It improves the flow of chocolate to aid in moulding it into bars.