I know of two SLS free toothpastes. My friend uses Tom's of Maine SLS Free
http://www.tomsofmainestore.com/cate...paste-sls-free


I've used many of Tom's over the years but before I started making my own I was using Weleda Calendula Sulfate free TP.

It seems Sulfate is used in many TP's but here are a couple I know of.