Resulta sempre, se aplicada num mercado com massa crítica. Há sempre uma alternativa à espera de ser construída "Employing Dietitians Pays Off for Supermarkets":
“There’s been an explosion of interest in having a dietitian among grocery store retailers in the last three or four years,”...
"the five dietitians do about 100 events a quarter, 80 to 85 appearances at community events, health assessments with company employees, in-store cooking demonstrations and educational programs on health subjects like diabetes and heart disease....
They also are responsible for maintaining pages on the company Web site and producing a variety of pamphlets and booklets."
"dietitians offer in-store consultations and store tours with customers, hold cooking classes, assemble take-home meals, take biometric screenings, do presentations in schools, businesses and civic events, work with merchandisers, help set up community gardens, assess products for nutritional value and a variety of other things."