Creatine's effectiveness in the treatment of many muscular, neuromuscular, and neuro-degenerative diseases is well-documented,[20] yet institutions such as the NCAA and Agence française de sécurité sanitaire des aliments have proposed its banning as a performance enhancer.[21][22][23] Despite this, creatine remains popular with consumers, holding approximately a 10% share of the sports supplement market.
As of this posting, it's legal in the NCAA and IOC.
they should ban protein and carbs while there at it
Why would they even propose that though?