Olive Oil
If You Read Nothing Else

Two tablespoons of extra-virgin olive oil a day is one of the most durably studied habits for heart and brain aging.
Read the whole guide on one page →The polyphenol (protective plant compounds) oleocanthal — the peppery bite in fresh EVOO — behaves biochemically like a low-dose ibuprofen.
Freshness matters more than country of origin: buy a bottle with a harvest date within the last twelve months.
What Else to Know
EVOO is more heat-stable than often claimed. Its antioxidants protect it through everyday sautéing.
If there's one everyday fat at the heart of Mediterranean eating, it's olive oil, especially extra-virgin (EVOO). This is one of the best-supported dietary patterns for heart health and longevity, and much of the benefit comes from monounsaturated fats and polyphenols (protective plant compounds) such as oleocanthal.
Known to botanists as Olea europaea.