“State law allows any person to provide nutritional advice or give advice concerning proper nutrition--which is the giving of advice as to the role of food and food ingredients, including dietary supplements.

16600. (a) Except as provided in this chapter, every contract by which anyone is restrained from engaging in a lawful profession, trade, or business of any kind is to that extent void. (b) (1) This section shall be read broadly, in accordance with Edwards v. Arthur Andersen LLP (2008) 44 Cal.

(a) Any person who uses in any sign, business card, or letterhead, or, in an advertisement, the words “doctor” or “physician,” the letters or prefix “Dr.,” the initials “M.D.,” or any other terms or letters indicating or implying that he or she is a physician and surgeon, physician, surgeon, or practitioner under the ...

4855. A veterinarian subject to the provisions of this chapter shall, as required by regulation of the board, keep a written record of all animals receiving veterinary services, and provide a summary of that record to the owner of animals receiving veterinary services, when requested.