Is London metropolitan University a good college to do ms in food science .
A few details that you can consider:
The ranking of universities are easily available online.
Of course, the most ranked universities for food science from UK is also know to all such as The Leeds etc. You could again check online to know the detailed ranking.
What is most important is the area of your work that you plan to do there, while the perseverance to continue to find a job that suits your interest etc. As a student, sometimes goals are short term(ed), but what are the various hands on experience that you can do during this time of M.S makes a huge difference. I am not at all talking about your studies, what i meant is outside of your studies (& this include networking as well) what you gain is going to be your asset. I am not sure if you can really get my point. Good Luck