Extracts made from parts of the cashew plant that are usually thrown away when the nuts are processed commercially were found ...

The trees are a member of the same family as poison ivy, and like poison ivy, cashew plants contain a toxin called urushiol. It's found in the plant itself and the brown oil inside a nut's shell.

Researchers at University of Tsukuba discovered that extracts from cashew pseudofruit pulp (apple) and shell inhibit lipid accumulation and adipogenesis by downregulating the transcription factors ...

Several studies report that the pulp and shell of cashew nuts effectively reduce fat weight in human and animal models; however, the direct effects on adipocyte differentiation were not known.