Rosa Canina Fruit Oil

Rosa Canina (rosehip) fruit oil is an emollient lipid blend (typically used a few percent up to ~100% in facial oils) rich in unsaturated fatty acids and minor constituents that can provoke stinging or dermatitis in reactive or eczema-prone skin. While many tolerate it well, clinical experience and patch-test reports show occasional irritant and allergic contact reactions from botanical impurities/oxidation products, especially in compromised barriers and when layered with other actives. Given the real-world variability of plant oils and higher risk in sensitized populations, it rates as mild with nontrivial sensitivity potential. Safety Notes: In commercial skincare, Rosa Canina (rosehip) fruit oil is often used at very low levels (~0.05–0.5%) as a minor emollient/marketing botanical in creams, lotions, and rinse-off cleansers where it appears low on the INCI. At the high end, it is widely sold to consumers as single-ingredient facial oils and blends where it can be the primary or sole oil phase (commonly 10–50% in serums/oils and up to 100% in pure rosehip oil products). This ingredient is primarily found in leave-on products, where higher levels are practical; rinse-off formats typically stay at the low end due to cost and limited deposition.