Louisiana Revised Statutes Tit. 40, § 700.2. False advertisement

A. An advertisement of a water treatment device is false if it is false or misleading in any particular regarding the water treatment device.

B. Except as provided below, the advertisement of a water treatment device representing it to have any therapeutic effect in the treatment of cancer, heart and vascular diseases, or any other diseases for which no known therapeutic effect has been fully established is false. No advertisement not in violation of Subsection A of this Section shall be considered false under this Subsection, if it is disseminated only to members of the medical and pharmaceutical professions or appears only in the scientific periodicals of these professions, or if it is disseminated only for the purpose of public health education by persons not commercially interested, directly or indirectly, in the sale of water treatment devices.

C. Except as provided in R.S. 40:700.3, it is unlawful for any person to disseminate false advertisement by any means for the purposes of inducing, directly or indirectly, the purchase of water treatment devices.