Citronellol
Terpene alcohol with a rose scent, a component of rose and geranium oils. Listed among the 26 mandatory EU fragrance allergens.
Evidence by route
Topical application
CWeak evidence. In vitro data, open-label studies, or expert consensus.
European patch-test centres report 1–2% positive reactions to citronellol. Required on labels at 0.001%+ in leave-on cosmetics.
Tolerability and safety
Irritation potential
MediumAllergen risk
HighPregnancy
CautionFor sensitive skin
Oxidized citronellol forms are a common cause of contact dermatitis among perfume users. Sensitive skin should avoid it.
Skin types
Suitable for
Use with caution
Frequently asked questions
Is Citronellol safe during pregnancy?
Citronellol should be used with caution during pregnancy. Consulting a dermatologist or OB-GYN is advisable.
What skin types is Citronellol for?
Citronellol suits: normal. Use with caution in: sensitive, dry.
Can Citronellol irritate the skin?
Citronellol has moderate irritation potential. Sensitive skin may show a transient reaction that usually settles with adaptation.
Can Citronellol cause an allergic reaction?
Citronellol has high allergen potential. Perform a patch test on the inner forearm 24 hours before facial application.