Dilutions Cheat Sheet for Dr. Bronner's Pure-Castile Soap
Jun 21, 2017·Hello. I am starting to use Dr. Bronner’s liquid castile soap for laundry. I did purchase an all natural liquid softner. Is this going to be enough or do I still need to add ACV to the rinse cycle too? Rafi Loiederman. It largely depends on how hard your water is. The harder the water, the more helpful that a vinegar rinse becomes.