US Patent No. 11,643,617 B2 (Falk Brüse); Cargill has patented a process for preparing purified vegetable oil selected from palm oil, palm oil based material and combinations thereof. The process entails optionally degumming of a vegetable oil, optionally in presence of acid, contacting the vegetable oil with an adsorbent comprising alumina oxide and wherein the adsorbent has a content of alumina oxide (Al2O3) of not more than 9.5 wt %, wherein the vegetable oil is optionally a degummed vegetabl...