In the United States, "You're Mine (Eternal)" reached number 88 on the Billboard Hot 100 chart, but it experienced greater success on the Dance Club Songs chart, becoming her seventeenth number-one song.
Carey co-directed the music video with photographer Indrani, which depicted the singer as a mermaid swimming around the lakes at the El Yunque National Forest in Puerto Rico.
Recording artist Trey Songz appears as a love interest in the video. He also features on the urban remix of the song, performing his verses in the remix video.
The song reached the top 20 in Hungary and on the UK R&B Chart and the top 30 in Spain.
In the United States, the song was released to contemporary, rhythmic, and urban adult contemporary radio stations around the country on February 18, 2014.