This 3 sentence proposal summarizes Aruni Hidayah's experiment on using Mahkota Dewa fruit extract against Staphylococcus aureus bacteria. The proposal is for Aruni Hidayah's experiment as an undergraduate student at Akademi Analis Kesehatan Malang in 2011 to test the antibacterial properties of Mahkota Dewa fruit extract on Staphylococcus aureus bacteria.