On the Louisiana bayous, even in the 1990s, alligator grease relieves asthma, a buried potato cures warts, and "smoking a baby" eases the pains of colic. To pull back the curtain from this distinctive tradition of faith healing, herbal remedy, and ritual magic, Good For What Ails You follows respected "treaters" as they gather wild teas, brew home-made cough syrup, invoke the saints at their home altars, and most of all, heal the sick.