Hello aspirant,
After BSc in chemistry, you can do MSc in Biochemistry. After bachelor degree, do MSc (preferably in medical biochemistry) and then PhD. Study of Biochemistry has good scope like in teaching in medical and dental college, clinical research, pharma industry, pathology labs, nutrition biochemistry, etc. There is lot of scope abroad also.
If you have any questions please let me know
All the best!
Thank you!!!!