
Olive oil is a favoured fat source for heart and metabolic health.
Who is behind it
Voices including a board-certified cardiologist, a Harvard-trained gynecologist and a registered holistic nutritionist.
How strong the research is
Mostly expert experience so far, with published research still catching up.
In their words
“if I shift out butter and cream and I do more nuts and monounsaturated fats from like olive oil my lipoproteins in cholesterol just plummet”
a former research biochemist
High polyphenol olive oils are anti-inflammatory and beneficial for cardiovascular health, but quality matters to avoid adulterated products.
Industrial seed oils tend to go rancid, create inflammation, and promote fat storage, whereas olive and coconut oils are healthier alternatives
Research on ess60 is based on olive oil and it holds the highest concentration of the molecule compared to avocado and MCT oils.
Many olive oils are adulterated; quality control helps avoid consuming fake or substandard products.
Healthy fats support increased energy demands during the menstrual cycle.
These oils avoid industrial seed oils common in ultraprocessed foods that contribute to poor health.
Monosaturated fats are more stable with less chance of oxidizing and causing inflammation
These alternatives are less prone to oxidation and do not carry the same inflammatory risks as refined vegetable oils.
Where they disagree
Both sides
For
High polyphenol olive oils are anti-inflammatory and beneficial for cardiovascular health, but quality matters to avoid adulterated products.
a board-certified cardiologistAgainst
Oleic acid in olive oil can worsen malassezia-related skin conditions and many people have sensitivity to it
a certified nutrition specialistMost of the minds come down in favour, and the dissent is worth knowing.
Talk it through
Entrain shows what the experts teach, so you can make better decisions with your own clinician. It does not diagnose or prescribe. If something is worrying you, start there.
How this reading was made
Every line here comes from a doctor, scientist or coach speaking publicly, and links to the moment they said it. Entrain listens for where independent experts arrive at the same place on their own, and shows where they part ways. Mostly expert experience so far, with published research still catching up.
Some statements come from sponsored segments or people speaking about their own products. They are marked where they appear and count for less. Last refreshed 23 September 2026.
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