The Shea tree from which shea butter is produced is also known – the tree of life that grows in Africa. The tree reaches a height of about 20 meters and begins to yield fruit only after about 25 years. The Shea butter is extracted from the walnut, which undergoes a long process of drying, and crushingthat to ends up turning into butter. Shea butter has been used for hundreds of years in Africa thanks to its nourishing therapeutic qualities . The process of producing the butter is long and therefore expensive in comparison to other base oils.