Evidence-basedEditor-reviewedCited sourcesUpdated regularly
Lipids & Fatty Acids

Argan Oil

Also known as: Argania spinosa oil, Moroccan oil, Liquid gold

Morocco's liquid gold — a vitamin-E-rich oil with genuine skin-barrier data and a sustainable-forest backstory.

  • By IngredientWiki Editorial Team
  • Fact-checked by IngredientWiki Editorial Team
  • Updated 2026-09-26
  • 2 min read

In short

Argan oil is pressed from the kernels of the argan tree (Argania spinosa), which grows almost exclusively in southwestern Morocco — a scarcity that earned the oil its 'liquid gold' nickname and UNESCO-protected status for its production forests. Its composition explains its skincare reputation: roughly 45% oleic acid, 35% linoleic acid, and an unusually high vitamin E (tocopherol) fraction. Clinical studies support measurable improvements in skin hydration and elasticity, and it is a staple ingredient for hair and nail care. Food-grade argan oil adds a culinary career with a nutty flavor and heart-healthy fat profile.

  • Pressed from kernels of Argania spinosa — endemic to Morocco
  • High vitamin E plus oleic and linoleic acids
  • Trials: improved skin hydration and elasticity
  • UNESCO-protected production; culinary and cosmetic grades

What is Argan Oil?

Argan oil's origin story does real work for its reputation: a tree that grows in one corner of one country, fruit harvested and hand-cracked by Berber women's cooperatives, oil pressed from kernels that would otherwise feed goats. The chemistry then justifies the price: few plant oils combine this much vitamin E with a balanced oleic-linoleic profile, which is precisely the recipe for skin-barrier support. Trials document measurable hydration and elasticity gains, and both the cosmetic and culinary grades have carved out stable niches. It is one of the rare luxury oils that mostly earns its premium.

Where it comes from

Natural sources

  • Kernels of Argania spinosa, endemic to southwestern Morocco
  • Traditionally hand-extracted by women's cooperatives; the argan forest is a UNESCO biosphere reserve
  • Cosmetic grade: lightly processed, pale, low-odor; culinary grade: roasted, nutty

How it's made

Not synthesized; grades differ by roasting and filtration, not chemistry.

What it does in products

  • Emollient — softens and smooths skin
  • Vitamin E antioxidant protection
  • Linoleic acid supports the skin barrier
  • Hair conditioning and shine

Benefits

Skin hydration and elasticity

moderate evidence

Human studies show argan oil application measurably improves skin hydration and elasticity, including in postmenopausal women — one of the better-evidenced botanical oils.

Barrier support

moderate evidence

Its linoleic-acid content supports barrier lipids, with trials reporting reduced transepidermal water loss in dry skin.

Hair and nail conditioning

emerging evidence

Widely used for hair smoothness and brittle nails; the evidence is more traditional than clinical, but the emollient chemistry is sound.

Cardiovascular support (culinary)

moderate evidence

Food-grade argan oil's monounsaturated profile improves lipid markers in trials, like other oleic-rich oils.

Side effects & safety

Breakouts on acne-prone skin (uncommon)Moderately comedogenic for some; patch-test facial use.
Nut allergy caution (rare)Argan is a tree nut — those with severe nut allergies should confirm tolerance.

Safety considerations

  • Topical and culinary use is considered safe in pregnancy.
  • None known.
  • Not for: Severe tree-nut allergy

How it's used

In skincare

Use neat or blended at 5–100% in oils, serums, and creams; 2–4 drops pressed into damp skin, morning or night. For hair, apply a few drops to ends or as a pre-wash treatment. Culinary grade: 1 tablespoon daily as a finishing oil.

Regulatory status

  • Cosmetic ingredient and food oil (GRAS); no drug approval.
  • GRAS (generally recognized as safe) for food use.
  • INCI name on cosmetic labels: Argania Spinosa Kernel Oil.

Popular products containing Argan Oil

  • Moroccan Argan Oil — Cold-pressedThe Ordinary · Skincare
  • Argan Oil Treatment — Hair-focused blendMoroccanoil · Skincare
  • Culinary Argan OilAtlas Olive Oils · Food

Product names and brands are shown for reference and belong to their respective owners.

Cosmetic vs culinary: two oils, one tree

The same kernels produce two different products. Cosmetic argan oil is pressed unroasted, filtered for clarity, and nearly odorless — designed to disappear into skin and hair. Culinary argan oil roasts the kernels first, producing the deep amber, nutty oil prized in Moroccan cooking, with a stronger aroma that would dominate a face serum. The active chemistry is similar, but processing differences matter: culinary oil's roast creates flavor compounds some sensitive skins dislike. Buy the grade that matches the job — the premium on both is justified by genuinely limited supply and labor-intensive processing.

Frequently asked questions

Is argan oil good for dry skin?

Yes — it is one of the better-evidenced botanical oils for hydration and elasticity, with its vitamin E and linoleic acid supporting both moisture and barrier function. A few drops on damp skin is the classic application.

Does argan oil help hair grow?

It conditions and reduces breakage, which preserves length — but growth-rate evidence is lacking. The hair benefits are real (smoothness, shine, less breakage); the growth claims are not established.

Is all argan oil from Morocco?

Essentially yes — the tree grows almost exclusively in southwestern Morocco, with small plantings elsewhere. Authenticity is a known market issue; buy from brands with documented sourcing.

The bottom line

Argan oil is a legitimate premium: a vitamin-E-rich, barrier-supporting oil with clinical hydration data and a genuinely constrained supply. Use cosmetic grade on skin and hair, culinary grade in the kitchen, and buy from sourced brands.

References

  1. Argan oil and skin hydration/elasticity — literature search. PubMed (National Library of Medicine). https://pubmed.ncbi.nlm.nih.gov/?term=argan+oil+skin+elasticity
  2. Argan oil and skin barrier — literature search. PubMed (National Library of Medicine). https://pubmed.ncbi.nlm.nih.gov/?term=argan+oil+skin+hydration
  3. Argan oil composition (review). PubMed (National Library of Medicine). https://pubmed.ncbi.nlm.nih.gov/?term=argan+oil+composition+review
  4. Argan oil and lipids — literature search. PubMed (National Library of Medicine). https://pubmed.ncbi.nlm.nih.gov/?term=argan+oil+cholesterol