Would people be happier (And healthier) if we could make broccoli taste like chocolate?
At the second annual International Society of Neurogastronomy Symposium, scientists, doctors, chefs and food scientists discuss flavor perception and quality of life for people who can't enjoy food because of their injury or illness. Ref. Source 3w.
I will have to go with taste, it is the biggest influence to most people on what we eat and the encouragement to do it. If I don't have the sense of taste anymore, I might as well go on a full healthy diet.