Eating fats makes you fat is a MYTH. Eat the right fats can help you with your weight loss goals as it regulates your metabolism rate so omega 3 is not only known for being good for your brain.
What we eat matters
Some foods loaded with Omega 3
Wild caught salmon
Mackerel
Sardines
Herring
Flax seeds
Hemp seeds
Walnuts
Chia seeds
Pasture-raised, free range eggs
Grass fed beef