Nice info! No, I haven't learned about those flakes and I'll keep them in mind for next opportunity!
Is there a more natural source of MSM, like a food?
I've been vegan for a couple years now. So you could imagine my chagrin as for all this stuff I do I still get a clogged liver! -.-
Yet, I can say it's probably something never fully resolved, even in my best years. But now that shall change! ;D