Perenne Strengthening Oil is formulated with the most effective natural ingredients such as Onion seed oil, Fenugreek oil, and Castor oil. Regular use of this hair oil can help strengthen your hair shafts, thereby reducing hair fall. Hair left stronger and thicker. It contains Redensyl & RootBioTec, clinically researched actives that help increase hair density and can also prevent brittleness and dryness. Pollution and unhealthy lifestyle choices can lead to many hair troubles. It is safe for colored and chemically treated hair.