What instruments was played in Whitney Houston - I will always love you?

* Piano: The piano is the primary instrument used in the song. It provides the main accompaniment for Whitney Houston's vocals.

* Guitar: The guitar is used to provide a rhythmic foundation for the song. It also plays a solo during the bridge.

* Bass: The bass guitar provides a low-end foundation for the song.

* Drums: The drums provide a steady beat for the song.

* Strings: The strings are used to add a lush, orchestral sound to the song.

* Synthesizer: The synthesizer is used to create a variety of electronic sounds, including the arpeggios that play during the chorus.

* Percussion: The percussion instruments, such as the claves and tambourine, add a rhythmic element to the song.