Soapnut is a berry.. So it is natural…but how does it clean? We have burried our selves in the Bodleian Library of Oxford to investigate. Here is your short literature review. Almost all the articles we reviewed acknowledge the cleaning properties of soapnuts and explain how they work, supported peer-reviewed research. Pušić et al. (2011) for example, do a great job at summarizing what other authors say, they find that “good washing performance of soapnut shells evaluated th