Hydroxytyrosol is a polyphenol found in olives, olive leaves and olive oil, and it is the compound most often singled out when olive polyphenols are studied. It is also the one behind the established finding that olive polyphenols help protect blood lipids from oxidative stress.
In ordinary extra virgin olive oil it is present at roughly 7 mg/kg. That is a real amount but a small one, which is why concentrated sources exist at all.
People searching for hydroxytyrosol usually land on one of three formats, and they are genuinely different things.
| Format | What it delivers | Worth knowing |
|---|---|---|
| Isolated hydroxytyrosol supplement | The single purified compound, usually in a capsule at a stated milligram dose | Precise and easy to dose. You get that compound and not the others that occur with it in the plant. |
| High-polyphenol olive oil | Hydroxytyrosol alongside the full range of olive polyphenols, in an everyday food | Amounts depend entirely on the oil. A daily tablespoon of a genuinely high-polyphenol oil supplies roughly 6 mg. |
| Whole-plant olive concentrate | Leaf, fruit and oil pressed together, so the polyphenols arrive in their natural matrix | Much higher per serving — about 67 mg per 5 g teaspoon — while keeping oleuropein and the rest. |
We do not stock an isolated hydroxytyrosol capsule, and we are not going to tell you the isolated form does not work. Our own choice is the whole-plant route, because the polyphenols in an olive did not evolve in isolation and we would rather sell the matrix than a single extracted molecule. That is a preference with reasoning behind it, not a claim of superiority we can prove.
Comparing formats means comparing milligrams per serving, not marketing language. A capsule stating 10 mg and an oil stating 233 mg/kg are not describing the same quantity until you work out what a serving actually delivers. Ask three questions of any product: how many milligrams per serving, measured how, and printed where. A number with no unit, no serving size and no batch behind it is not a specification.
The defensible statement is the one above: olive polyphenols help protect blood lipids from oxidative stress. Beyond that, most of what circulates about hydroxytyrosol traces back to laboratory and cell-culture research rather than human trials, and the reviews in the field say plainly that well-designed clinical trials are still needed.
So: it is a well-studied compound with one solid, food-based finding and a lot of early-stage research behind it. It is not a treatment for anything, and anyone presenting it as one has gone past the evidence. If you are managing a health condition or taking medication, ask your clinician before adding a concentrated polyphenol source.
OLIVIE PowerUp is the concentrated whole-plant option at about 67 mg per teaspoon. OLIVIE Plus 30X is the everyday oil at roughly 233 mg/kg. Both come from the same desert-grown Moroccan groves, and both carry their polyphenol figures on the packaging.
Shop the products behind this guide: OLIVIE Plus 30X high-polyphenol olive oil · OLIVIE PowerUp polyphenol granules · all Olivie polyphenol products.
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