The mango seed contains active components, such as proteins, which can act as coagulant agents (biocoagulants). This study aims to prepare, characterize, and evaluate the effectiveness of mango seed as a biocoagulant for the removal of color, turbidity, total suspended solids (TSS), and total dissolved solids (TDS) in peat water. Mango seed biocoagulants were prepared using dry grinding (PK) an…