Citrus Aurantium Worst Fragrance Synthetic and Natural No known benefits Citrus Aurantium description _Citrus aurantium’s_ fragrance component, which has an orange blossom scent, can be a skin sensitizer. It can also be a potent antioxidant, which makes this a great example of a natural ingredient that has both pros and cons. _Citrus aurantium_ also goes by the common name neroli. Related ingredients: Orange Blossom Neroli Neroli Oil