Lovato announced this song's release on June 29, 2016, throughTwitter, writing that she only recorded the song "a couple weeks ago" but wanted to release it "right away" as a promotional single for her tour with Nick Jonas, theFuture Now Tour.[5][6] She teased the song on social media by posting nude and semi-nude, black-and-white photos from the single cover's photo shoot on Instagram accompanied by lyrics from the track.[7] It was then released on July 1, 2016, as astreaming exclusive onApple Music,Google Play,Spotify andTidal.[1] "Body Say" was serviced tocontemporary hit radio in the United States on July 12, 2016, throughRepublic Records.[8][9] The song was released toiTunes on July 15, 2016.[4]
"Body Say" is adance ballad with anR&B beat,[5][10] and explores themes of sexuality and self-confidence.[11] Lovato co-wrote the track withSimon Wilcox and its producerSir Nolan.[12] The song employs "slinky",synth-y "bedroom beats" behind lyrics,[13][6] which Zach Johnson ofE! News deemed "sexier" than her past single, "Cool for the Summer", that discuss all the things Lovato would do to a lover if her "body had a say."[12] Critics have also made note of the sexual nature of the song given Lovato's recent (at the time of the song's release) breakup with long-term boyfriend,Wilmer Valderrama.[12] Lovato's vocal range on the track spans from the low note of F3 to the high note of F5.
Lovato debuted the song on the first night of theFuture Now Tour inAtlanta on June 29, 2016; it became part of a rotating setlist intended to introduce fans to her single.[14] On September 6, 2016, she performed "Body Say" as well as her song "Confident" at the Made for History Fashion Show, a fashion fundraiser hosted byAnna Wintour forHillary Clinton.[15]
^"ČNS IFPI" (in Czech). Hitparáda – Radio Top 100 Oficiální. IFPI Czech Republic.Note: Select 37. týden 2016 in the date selector. Retrieved September 26, 2016.
^"ČNS IFPI" (in Czech). Hitparáda – Digital Top 100 Oficiální. IFPI Czech Republic.Note: Select 30. týden 2016 in the date selector. Retrieved August 1, 2016.
^"ČNS IFPI" (in Slovak). Hitparáda – Radio Top 100 Oficiálna. IFPI Czech Republic.Note: Select 48. týden 2016 in the date selector. Retrieved December 6, 2016.
^"ČNS IFPI" (in Slovak). Hitparáda – Singles Digital Top 100 Oficiálna. IFPI Czech Republic.Note: Select SINGLES DIGITAL - TOP 100 and insert 201638 into search. Retrieved September 26, 2016.