Dr. B.R. Ambedkar Open University (BRAOU)

https://www.shiksha.com/university/dr-b-r-ambedkar-open-university-hyderabad-24140/admission#admission

The academic gap is not a very big issue in pursuit of higher education. You are definitely eligible for MBA. Your experience will help you in interviews and will attract many opportunities.

Yes, you can do certification in nutrition now

Do you have any proof that you are a student? If you have, then send out a mail or directly contact them over the phone and ask for help. Give them the details that you have about your candidature in the university like ID card or fee receipt. Only that way, you will be able to get your admission number back.

The course is available in both Hindi and English. There is no restriction on the language. Since you are studying yourself, you can study in language you are comfortable with. You can request study material in English or buy study material from market in English.

The classes will be conducted in the university itself. To know about the admissions, please get in touch with the college officials.

The certificate course of food and nutrition is available at the BR Ambedkar Open University, Hyderabad. It is a 6 months part-time program.

Yes, you can go for M.Sc in this college. You are eligible to do that so apply for the admission.
Good luck.

You have to apply online through the official website of BRAOU and appear for BRAOU entrance exams. They offer B.Com, BBA, etc., courses. All the programs of the university are recognized by Distance Education Bureau (DEB) and UGC, New Delhi. Please visit the BRAOU website:
www.braouonline.in