Yes, gel is a Scrabble word!
...and is worth 4 points in Scrabble, and 6 points in Words with Friends
gel
Verb
1. Become a gel
2. Apply a styling gel to
Noun
1. A colloid in a more solid form than a sol
2. A thin translucent membrane used over stage lights for color effects
What Scrabble words can I make with the letters in gel?
3 Letter Words
2 Letter Words