>> anthony: the wellspring of hip-hop is right around here. a mostly jamaican community in bronx river in the south bronx. jamaicans began arriving here back in the '50s and still today jamaican food,jamaican culture, the music, is all over. sundial international headquarters, makers of traditional tonics and herbal remedies -- a bronx institution since the '70s. >> baba: this is -- this is one of the ingredients. this is the mahogany bark. this one is used for any type of bodily weaknesses. >> anthony: baba rashan abdul hakim, or pops baba as he's called, a grass roots bush doctor, healer. he uses recipes passed down from mothers and aunties, blends of roots, spices herbs, barks, and woods. >> baba: you take the wood root in the morning and a bitter that night. i don't care what is wrong with you, you're going to show improvement. >> anthony: whatever ails, he's got a cure. wood root cure for the blood, the body, the nerves.