Nothing in sections 20-206m to 20-206s, inclusive, shall be construed as prohibiting the activities of: (1) A person who does not hold himself out to be a Connecticut certified dietitian-nutritionist, Connecticut certified dietitian or Connecticut certified nutritionist from engaging in dietetics or nutrition practice; (2) a person who does not hold himself out to be a Connecticut certified dietitian or Connecticut certified nutritionist from marketing or distributing food, food products or dietary supplements, from engaging in the explanation of the use, benefits or preparation of such products, from furnishing nutrition information related to any such products, or from the dissemination of information or literature related to any such products; (3) a person who does not hold himself out to be a Connecticut certified dietitian or Connecticut certified nutritionist from providing weight control services; (4) a person licensed or certified in this state under any other law from engaging in the profession or occupation for which such person is licensed or certified, provided such person does not hold himself out as being certified as a dietitian or nutritionist; (5) a person employed as a nutritionist by the government of the United States, or by the Special Supplemental Food Program for Women, Infants, and Children, if such person works solely under the direction and control of the organization by which such person is employed; (6) a student enrolled in an accredited academic program leading to certification, provided such student is clearly identified by a title which indicates his status as a student; or (7) a person registered as a diet technician by the Commission on Dietetic Registration under the supervision of a Connecticut certified dietitian-nutritionist in an institution as defined under section 19a-490.