Rosa Centifolia Flower

Rosa centifolia flower is primarily used as a botanical extract/flower component for soothing or marketing claims, but it contains naturally occurring fragrant constituents (e.g., terpenes) that are well-documented triggers for irritation and allergic contact dermatitis in sensitized and eczema-prone individuals, even at low leave-on concentrations. Clinical patch-test experience with fragrance-related botanicals supports a meaningful risk of both immediate stinging and delayed sensitization, especially with cumulative exposure across routines. Given patient-safety considerations for highly reactive skin, it warrants a moderate irritancy score and patch testing. Safety Notes: In commercial skincare, Rosa Centifolia Flower is most often used as a botanical/marketing additive or minor soothing component, with many leave-on products listing it at trace levels (e.g., ~0.0001–0.05%) typical of botanical complexes or when the INCI refers to a flower extract/infusion contribution. Mid-range usage (~0.1–2%) is common in toners, creams, and masks positioned for calming/fragrance/antioxidant benefits. The highest consumer-available levels are seen in rose petal/flower-infused gels, wash-off masks, and “real petals/extract-heavy” formulations where the flower material/extract can be several percent up to ~10%; higher levels are uncommon due to stability, color/odor impact, and sensitization/fragrance allergen management (especially in leave-on products).