All-natural source of MSM</br>Uses only Lignisul MSM?? which is the first patented brand of MSM specifically developed as ultrapure food grade for human consumption as a nutritional supplemen</br>Certified Kosher-Parve by the Kosher Overseers Associates of America</br>Perfect ratio of gentle Ester-C to activate the MSM and also supplement the body's missing immune and rebuilding system Vitamin-C</br>In convenient easy-carry veggie caps</br></br>Product Description</br></br>Naturally occurring sulfur?? such as that found in our supplement using Lignisul MSM?? is not to"confused with inorganic sulfides?? sulfites and sulfates?? to which?? many people are allergic. What are the Facts About MSM Supplements? Oxygen America?? Inc.?? uses only Lignisul MSM?? which is the first patented brand of MSM specifically