Makeup brush cleaning tips: Avoiding breakout-causing bacteria By fox5dc.com staff FOX 11 Published August 7, 2017 11:22 AM PDT Share Copy Link Email Facebook Twitter LinkedIn Reddit Published August 7, 2017 11:22 AM PDT WASHINGTON - If you are dealing with breakouts, you'll want to make sure you're cleaning your makeup brushes regularly as they could be teeming with bacteria.