You're not alone. Are you doing some shopping online this holiday season and wondering why you're getting charged sales tax and your sister in another state isn't? In this edition of Ask Maggie, CNET's Marguerite Reardon explains.
Nutrition specialists may be dietitians or nutritionists, each of which require different certification and education. Registered dietitians must be certified nationally after acquiring a bachelor's degree in a field related to physiology, food service management, biochemistry or culinary arts.Certified nutrition specialists, or nutritionists, are health professionals specializing in diet, food and nutrition.ertified nutrition specialists, also known as nutritionists, are health professionals with expertise in diets, food and nutrition. While state agencies don't generally regulate certified nutrition specialists, national certification is available through the Certification Board for Nutrition Specialists (CBNS).
Many entry-level nutritionists have a bachelorâs degree in health, nutrition or a related field, such as dietetics or food service system management. Undergraduate programs that lend themselves to a career as a nutritionist may include the following: 1  Food science. 2  Microbiology.3  Dietetics. 4  Chemistry.5  Nutrition.any entry-level nutritionists have a bachelorâs degree in health, nutrition or a related field, such as dietetics or food service system management. Undergraduate programs that lend themselves to a career as a nutritionist may include the following: 1  Food science. 2  Microbiology. 3  Dietetics. 4  Chemistry. 5  Nutrition.