There Is No Single "Rose": Three Distinct Materials
The Rosa damascena of the Isparta region yields three core commercial materials in cosmetics and perfumery: rose oil (rose otto), rose absolute and rose water (hydrosol). Although they come from the same flower, they differ fundamentally in production method, chemical profile, cost and application. The right starting point for a formulator or perfumer is not "I want rose" but "which rose material suits this brief?"
Rose Otto — Steam Distillation
Rose otto is obtained by steam distillation of rose petals. Characteristic features:
- Rich in terpene alcohols such as geraniol and citronellol; a classic, bright, "fresh rose" character.
- May become semi-solid at room temperature (due to stearoptene content); it liquefies with gentle warming.
- Because distillation leaves some water-soluble constituents behind, it gives a different scent signature from the absolute.
- It contains constituents requiring declaration as allergens, such as geraniol, citronellol and citral.
Application: fine perfumery, luxury skincare, natural-scent positioning. Powerful even at very low levels.
Rose Absolute — Solvent Extraction
Rose absolute is produced by first extracting the petals with a solvent to obtain a "concrete," then washing with alcohol to separate the waxes. Features:
- Darker in color, more "rounded," honeyed-waxy, deep rose character; water-soluble constituents like phenylethyl alcohol — lost in distillation — are preserved here.
- As it is not a distillate, its profile differs from otto; the two serve different purposes in perfumery, and one does not fully substitute for the other.
- Solvent residue and compatibility with natural-cosmetic certification are points to check against the target market.
Application: base/heart-note depth in perfumery, rich rose compositions; some natural-certified lines keep their distance from solvent extracts, so alignment with brand positioning matters.