Books are shelved in general subject categories using the Library of Congress classification system. You may want to supplement your use of the catalog with browsing shelf areas for your topic.
GV - Recreation and Leisure
R - Medicine (general)
RA - Nutrition
RC - Internal medicine
In the box above, click on the link to 'Advanced Search' (located underneath the search box). On the Advanced Search screen (pictured below), enter a topic into the first box and enter a publisher's name (or several publisher's names) in the second box; use the drop-down menu next to the second box to limit to the 'Publisher' field. For example: