As lean fish protein source, many people prefer mackerel canned in salt water, while mackerel canned in various oils or tomato sauce they generally avoid. to increase daily amount of calories - according to your dieting plan. Mackerel can be canned in water, salt water, tomato sauce, olive oil and other vegetable oils. Of course, fresh fish taste much better when compared with canned fish.
For example, FDA's (Food and Drug Administration) reports from 1990-2010, state that levels of mercury in swordfish:
- 0.995 PPM (