As with most of these studies if you take 100 times the normal amount yeah that's probably not smart.
I hope it works for you, it sure works for me, if I forget to take it for several days I start with join pain again. As soon as I start taking it again, it goes away.. I found it takes a couple of weeks for it to kick in...for some its less time for some it takes a little longer...I buy the cheapest stuff by Schiff at wal mart...12.99 for 120 pills..