How to Tell If Your Argan Oil Is Pure: 7 Signs of the Real Thing

Last updated: 12 July 2026

Argan oil is one of the most adulterated oils on the market, precisely because the real thing is expensive. Here are seven checks — most of which you can do at home — to know what you’ve actually bought.

1. The smell: nutty, not nothing

Pure, cold-pressed argan oil has a mild, naturally nutty aroma that fades quickly after you apply it. It should never smell strongly perfumed or completely of nothing. A heavy fragrance usually means added scent (masking a cheap base oil); a total absence of smell often means the oil has been refined and deodorised, stripping out the very nutrients you’re paying for. Cosmetic argan is more lightly scented than culinary argan, but “a faint nuttiness” is the note you’re looking for.

2. The colour: golden, not clear, not brown

Real cosmetic argan oil is a clear golden-yellow. If it’s completely colourless like water, it has likely been over-refined or cut with a cheaper carrier oil. If it’s dark brown, it may be culinary argan (roasted, for food) rather than the cosmetic grade meant for hair and skin. Hold the bottle to the light: warm gold is the sign of the real, cold-pressed thing.

3. The absorption test

Rub a drop between your fingers or on the back of your hand. Pure argan oil absorbs within a couple of minutes, leaving skin soft and conditioned but not slick. If it sits on the surface feeling heavy and greasy long after, it’s probably been blended with cheaper, heavier oils that don’t have argan’s light, fast-absorbing profile.

4. The bottle: dark glass, not clear plastic

Argan oil is sensitive to light and heat, which degrade its vitamin E and fatty acids. Reputable producers bottle it in dark amber or cobalt glass to protect it. Argan sold in clear plastic is a red flag — either the seller doesn’t understand the oil, or they’re not worried about protecting a product that isn’t really argan anyway.

5. The ingredient label: one name

Look for “Argania Spinosa Kernel Oil” — that’s argan’s botanical name — ideally with the words “cold-pressed” and “100% pure.” If the label reads like a paragraph of other oils and additives with argan somewhere in the middle, you’re buying a blend, not argan oil. A few naturally compatible companion oils in a considered formula are fine — what you’re watching for is argan being a token ingredient in a cheap base.

6. The price: real argan is never dirt cheap

Genuine argan oil is hand-produced, largely by women’s cooperatives in southwest Morocco, from kernels that take hours to crack by hand. That labour has a floor price. If a bottle costs about the same as ordinary supermarket hair oil, the maths doesn’t work — something has been substituted or diluted. Paying a little more for the real thing is the whole point; it’s a small luxury that lasts months.

7. Cold-pressed vs refined

This is the quiet one that matters most. “Cold-pressed” argan is extracted without heat, so it keeps its vitamin E, antioxidants and fatty acids intact — the actual reasons argan is good for your hair. “Refined” argan is processed with heat and sometimes solvents; it looks clear and lasts longer on a shelf, but much of the goodness has been stripped out. Both can legally be called “argan oil.” Only cold-pressed earns the benefits. Always look for the words on the label. Here’s how we source and cold-press ours →

Frequently asked questions

How can I test if argan oil is pure at home?

Do the absorption test: rub a drop on the back of your hand. Pure argan absorbs within about two minutes and leaves skin soft, not greasy. Combine that with checking the colour (golden), the smell (faintly nutty), and the label (cold-pressed argania spinosa kernel oil).

Is clear argan oil fake?

Not necessarily fake, but usually refined. Water-clear argan oil has typically been processed with heat, which removes much of the vitamin E and antioxidants. Cold-pressed argan — the kind worth buying for your hair — is golden-yellow.

Why is real argan oil so expensive?

Because it’s hand-made. Argan kernels are cracked by hand, largely by women’s cooperatives in Morocco, and it takes many hours and a large quantity of fruit to produce a single litre. That labour sets a natural price floor, which is why suspiciously cheap “argan” is usually diluted.

Does pure argan oil expire?

Yes. Pure, cold-pressed argan oil typically lasts one to two years if stored away from light and heat — which is exactly why it belongs in a dark glass bottle. If your oil smells sharp, rancid or crayon-like, it has oxidised and should be replaced.