A hair oil serum for damaged hair.Holika Holika’s oil serum for damaged hair helps to restore healthy locks without leaving a greasy film. The light formula penetrates hair; tackling split ends; moisturising and nourishing while leaving a soft floral fragrance. Formulated with biotin to help restore damaged hair and natural oils to protect hair from environmental and mechanical influences. Parabenfree One of our favourite products for frizzy hair - find out why here.