"Non-vegetarian food is also good."
Translation:माँसाहारी खाना भी अच्छा होता है।
'होता है' is used when you're making a generalisation.
'माँसाहारी खाना भी अच्छा है' may be saying that some non-vegetarian food is also good at some particular location is sweet. By including होता however, you are saying that non-vegetarian food, in general, is good.