Extra virgin olive oil (EVOO) is the least processed form of olive oil, extracted mechanically without heat or chemicals. That processing matters: it's what preserves the polyphenols and monounsaturated fat that give EVOO its reputation as a cornerstone of the Mediterranean diet.
1. Rich in monounsaturated fat
Roughly 73% of the fat in olive oil is oleic acid, a monounsaturated fat linked to healthier cholesterol profiles when it replaces saturated fat in the diet.
2. Loaded with antioxidants
EVOO contains polyphenols, including oleocanthal and oleuropein, which have measurable anti-inflammatory and antioxidant activity in human studies.
3. Supports heart health
Large observational studies, including work tied to the PREDIMED trial, associate higher olive oil intake with lower rates of cardiovascular events.
4. May help regulate blood sugar
Some research suggests olive oil consumed with meals can blunt post-meal blood sugar spikes compared with meals lacking added fat.
5. Anti-inflammatory properties
Oleocanthal, one of EVOO's signature polyphenols, has been shown to inhibit some of the same inflammatory pathways as ibuprofen, though at much lower potency.
6. Supports brain health
Diets high in olive oil are associated with better cognitive outcomes in aging populations, likely tied to its anti-inflammatory and antioxidant effects.
7. Good for skin and hair (in food form)
The vitamin E and antioxidants in olive oil support skin health from the inside when consumed as part of a balanced diet.
8. May support gut health
Polyphenols in olive oil appear to favorably influence gut bacteria composition in early research.
9. Naturally cholesterol-free
Like all plant oils, olive oil contains no dietary cholesterol, and replacing saturated fats with it tends to improve LDL cholesterol levels.
10. Versatile at the right temperature
EVOO has a smoke point around 375-405°F (190-207°C), which makes it suitable for most home cooking, from sautéing to roasting, in addition to finishing dishes raw.
How to get the benefits
Choose oil labeled 'extra virgin' with a harvest date, store it away from light and heat, and use it generously rather than sparingly ... most of the research showing benefit uses several tablespoons a day, not a light drizzle.