Olive oil, avocado oil, and coconut oil may be eaten freely. Sesame oil may be eaten in moderation. Other vegetable oils should be avoided.

Eating oily fish high in omega-3 fatty acids (think in terms of mackerel, herring, lake trout, sardines, albacore tuna, and, again, salmon) is also good for your heart—which, in turn, protects brain health.

be vigilant in your avoidance of polyunsaturated oils—corn, soy, canola, and other grain and seed oils—and ensure that you’re getting preformed EPA and DHA from whole-food sources like fish (wild salmon and sardines are great, low-mercury choices), pastured or omega-3 eggs, and grass-fed beef. On days that you are unable to get your dose of preform