Caro Light Lightening OilhasHydroquinone 2%which issafeto use. It is a light weight oil with a great fragrance. It will quickly and effectivelylighten,brightenandbleachyour skin to the complexion you desire to achieve.You can also use this oil to get rid ofhyperpigmentationcaused byacne, stretch marks, sunburn, age spots, scars. If your aim is just to get rid of marks and not blesvb your skin, you should Oil apply this oil to the areas you wish to get rid of the hyperpigmentation. Always use sunscreen during the day .Apply twice daily.