Enough with the buildup and residue left over from styling products. African Black Soap Dandruff Control Pre-Poo Rinse from SheaMoisture also addresses symptoms of dandruff to help soothe and relieve the dry, itchy scalp. SheaMoisture uses recipes handed down from a healer and give it a modern twist. They use only the best ingredients gathered from around the world to provide the best products out there. With their roots starting in 1912 in Sierra Leone the bring us products that have been used by generation after generation for beautiful skin.