Mother's Milk is the fourth studio album by Red Hot Chili Peppers. It was released on August 16, 1989. It has sold 2 million copies and is a certified double-platinum.

Mother's Milk peaked at #52 on Billboard Top 200 album chart and it was certified gold by mid-1990 and platinum in 2005.

Before the album was recorded, guitarist Hillel Slovak died of a drug overdose on June 25, 1988 and drummer Jack Irons left the band. After temporarily employing former P-Funk guitarist DeWayne  McKnight and drummer D. H. Peligro, guitarist John Frusciante and drummer Chad Smith were chosen to replace Slovak and Irons.