What are the doses of fish oil for an adult?

Option 1 – Take 30 ml (2 tablespoon) of Nemechek Silver liquid fish oil per day.nOption 2 – Take 6 DHA-500 fish oil capsules (NOW Foods, Inc) per day.nOption 3 – Take 15 ml (1 tablespoon) of Nordic Naturals Ultimate Omega liquid fish oil per day.nEither choice of fish oil may be taken with or without food, as a single dose or split into 2 doses.