Geraniol
Terpene alcohol with a rose scent. Occurs in geranium, rose and palmarosa oils, on the EU list of 26 allergens.
Evidence by route
Topical application
Oxidizes on air into stronger sensitizers. Rose and geranium extracts need caution on sensitive skin.
How to read tiers A–F
- CWeak evidence. In vitro data, open-label studies, or expert consensus
Tolerability and safety
- Irritation potential
- Medium
- Allergen risk
- High
- Pregnancy
- Caution
- Suitable for
- Normal, Dry, Oily, Combination
- Use with caution
- Sensitive
About this ingredient
Geraniol is an acyclic terpene alcohol with a rose scent. Found in geranium (40-60%), rose (15-20%), palmarosa, citronella, lemongrass essential oils. Where applied. Perfumery (classic "rose" component), scented cosmetics, insect repellents (deters mosquitoes). Contact allergy. On the EU list of 26 mandatory-labeled fragrance allergens. SCCS 2012 rates geraniol as a moderate sensitizer. Patch-test reactions in 0.5-1.5% of the general population, 2-3% of patients with suspected fragrance allergy (ESCD 2018). Oxidized geraniol (after storage) sensitizes more than fresh. Safety. IFRA Restriction: up to 5.3% in leave-on for the face. SCCS confirmed safety within these limits. Does not photosensitize. Pregnancy and lactation – use with caution. No direct teratogenicity data. Spanish AEDV 2023 recommends avoiding high concentrations in sensitive skin and pregnancy. Alternatives: fragrance-free formulas.
Frequently asked questions
Is Geraniol safe during pregnancy?
Geraniol should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
What skin types is Geraniol for?
Geraniol suits: normal, dry, oily, combination. Use with caution in: sensitive.
Can Geraniol irritate the skin?
Geraniol has moderate irritation potential. Sensitive skin may show a transient reaction that usually settles with adaptation.
Can Geraniol cause an allergic reaction?
Geraniol has high allergen potential. Perform a patch test on the inner forearm 24 hours before facial application.
What is Geraniol and what does it do in cosmetics?
Terpene alcohol with a rose scent.
What's the INCI name for Geraniol?
The INCI name is Geraniol.
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