Creatine is a 8 letter English word. It's valid Scrabble word worth 10 points. It's valid Words with friends word worth 12 points.
You can make 356 anagrams from letters in creatine (aceeinrt).
1830-40; creat- (Greek kreat-, stem of kréas) flesh + -ine2
creatine and creatinine also seem to lessen in amount, but of the extent of this change I am not as yet fully informed.
In vertebrates, the basis for the phosphoric acid is creatine, whereas invertebrates have arginine instead.