(a) This title does not limit the right of an individual to practice a health occupation that the individual is authorized to practice under this article.

(b) This title does not limit the right of an individual or group to provide services and information related to nonmedical nutrition while:

(1) Employed by or operating a health, weight loss, or fitness program;

(2) Employed by or operating a health food store;

(3) Employed by or operating a business that sells health products including dietary supplements, food, or food materials, or provides nonmedical nutritional information or distributes nutritional literature; or

(4) Conducting classes or disseminating information related to nonmedical nutrition.

(c) This title does not limit the right of an individual to provide services related only to the purchasing, preparation, and service of food to groups of people.

(d) This title does not limit the right of an individual to provide nonmedical nutritional information or to distribute nutritional literature.