Oscillococcinum, a homeopathic remedy sold by Boiron, consists of a gruel of duck liver and heart diluted away to nonexistence. Nevertheless, recently a California court recently affirmed a jury verdict in a consumer class action deceptive advertising case in favor of Boiron Inc. and Boiron USA. This is why laws, courts, and juries do not decide science. Unfortunately, they do decide science policy.
Epsom salt, like the Earth in The Hitchhikers’ Guide to the Galaxy, is mostly harmless; that is, except in the hands of a naturopath.