if the shampoo
had sodium chloride in it ( sea salt), then yes it could have stripped your bb. What brand shampoo was it? You can order sodium chloride and sulfate free shampoos online. Sodium Chloride is more harmful to to the BB and BKT than sulfates. In fact, a lot of BKT shampoos have sulfates in them. Sea salt is the real killer of BBs and BKTs.