Rosa Damascena Flower Oil

Rosa Damascena Flower Oil is primarily a fragrance/essential oil used at low levels, but it contains multiple volatile fragrance allergens (e.g., citronellol, geraniol, linalool) that are well-documented causes of irritation and allergic contact dermatitis in patch testing. In sensitive and eczematous skin, fragrance oils are a common trigger and can produce both immediate stinging and delayed sensitization, with risk amplified when layered across routines. Given its sensitization potential and clinical history of reactions in compromised skin, it warrants a significant irritancy score despite typically low concentrations. Safety Notes: In mass-market leave-on skincare (creams, toners, serums) Rosa damascena flower oil is often used at trace fragrance/allergen-declaration levels (~0.0001–0.05%), sometimes as part of a blended parfum, while “rose” positioning can also come from rosewater/extract rather than the essential oil. Premium facial oils and aromatherapy-style skincare sold OTC can reach ~0.5–2%, and the upper end (~3–5%) is observed in high-fragrance anhydrous balms/oils where it is a major aromatic component; above this becomes uncommon due to cost, sensitization risk, and IFRA-aligned fragrance management in leave-on products (rinse-off products typically sit at the lower end).