Peralta (5-8) held the Reds to one run and seven hits in a battle of teams fighting to stay out of the National League Central cellar. Peralta struck out six and didn't issue a walk.
Braun's two-out solo home run in the first off Reds' starter John Lamb (0-3) gave the Brewers the early lead.The Reds tied the score in the second when a soft chopper by Brayan Pena got past Milwaukee's drawn in infield.
Milwaukee grabbed the lead again in the third on Jonathan Lucroy's run-scoring single. The Brewers extended their lead in the eighth. Jean Segura drove in a run with a triple then scored on Lucroy's sacrifice fly.