During his lifetime, McGean repeatedly offered his criticism of OptiMSM which I’ve emailed to my readers and customers in the past:
“Sulfur Defense is OptiMSM and possibly a good laxative. Period.”
-feedback from Patrick McGean
Order pure MSM such as the supplement sold from this website that has not been adulterated from its original crystalline state during processing. You are also encouraged to download a copy of Organic Sulfur For Health’s Certificate of Analysis form that verifies the purity of our supplement.
Organic Sulfur For Health, “Whose MSM Should I Take?,” Jan 25, 2016.