Hi mahalakshmi, yes, there is bsc nutrition and dietetics course,

The best colleges  which intake for bsc nutrition and diabetics course are as follows:

National Institute of Nutrition - Hyderabad

J.D. Birla Institute of Home Science - Kolkota

Lady Irwin College - New Delhi

All India Institute of Hygiene and Public Health - Calcutta

Hope this helps.

All the best.