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.