Canned fish is a fantastic, healthy snack that requires no refrigeration.
Salmon and sardines are extremely high in omega-3 fatty acids that decrease your risk of heart disease and other health problems.
Fish is also a great source of weight-loss-friendly protein, potassium, and vitamin B12. Many types of fish are also high in magnesium.
A 3.5-ounce (100-gram) serving of salmon or sardines contains 17–23 grams of protein and 130–180 calories.