%22Let It Flow%22 is a song by American R&B singer Toni Braxton. Written and produced by Babyface, the song was originally recorded for, and included on, the soundtrack to the 1995 motion picture Waiting to Exhale.%22Let It Flow%22 was released as a double A-side with %22You're Makin' Me High%22, the lead single from Braxton's second studio album, Secrets (1996). At the time the single was issued, %22Let It Flow%22 was already receiving strong radio airplay in the United States, and the two tracks eventually topped the Billboard Hot 100 and Hot R&B/Hip-Hop Songs charts.