Hello

BeingBA graduate in arts subject you have to take a 2 years certificate course in food and nutrition from Mumbai University, IGNOU or BR Ambedkar open University. This certificate course is of 2 years and the fees  vary from 5000 to 3,00,000 lacs. Duration for semester in two years are4, you will get a certificate from the university  that will be valid for  taking admission in BSC nutrition course even you are a graduate of arts subjects.

This will help.