Posted by George (Melbourne, Australia)
on 08/28/2010
![0 out of 5 stars](/images/side-effects.png)
![0 out of 5 stars](/images/side-effects.png)
Side effects: Insomnia and severe depression after taking msm for 3 weeks.
Depression
Posted by TammyQ (Chicago, IL)
on 11/18/2008
![0 out of 5 stars](/images/side-effects.png)
![0 out of 5 stars](/images/side-effects.png)
MSM caused severe mood swings in me, then severe depression, so if you have mood disorders, I don't recommend to take it.