Have you ever wondered what the difference is between a nutritionist and a dietitian? To put it simply, a nutritionist has no concrete definition, while a dietitian has credentials to go with the term. Any person working in a health food store or otherwise can call themselves a nutritionist.
Read it all here.
The nutrition columnist is also in the very middle of the Cuero chupacabra thing and has apparently peddled a bunch of t-shirts off of that goofiosity.