Level 1 · RCT / systematic review of RCTs
Cochrane
Not recommended
Bottom line
Current evidence does not support routine HBOT for MS despite widespread use at UK MS Therapy Centres.
Outcome
No consistent evidence that HBOT improves clinical course of MS; routine use not supported.
Full citation
Bennett M, Heard R. Hyperbaric Oxygen Therapy for Multiple Sclerosis (Cochrane). Cochrane Database of Systematic Reviews. 2011. doi:10.1002/14651858.CD003057.pub3.