Creatine is not only used by athletes to improve their overall performance, it may also help treat a range of neuromuscular and neurodegenerative disorders, such as arthritis, Parkinson's disease, congestive heart failure, and depression, in addition to improving cognitive ability.
Side effects and Precautions
People are advised to talk to their doctor before taking creatine supplements.
At recommended doses creatine is considered safe to consume. However, according to the University of Maryland Medical Center4, creatine can cause mild side effects, such as:
stomach pain
nausea
muscle cramping
diarrhea.
In addition, patients with kidney disease should completely avoid using creatine, and caution is advised for diabetics and people taking blood sugar supplements.