Neck sun tanning usually do not need special treatment, if it affects the aesthetics, you can improve the symptoms through general treatment, drug treatment, laser treatment and other methods. 1. General treatment: the neck of the foot is exposed to ultraviolet radiation for a long time, it is easy to appear tanned, first of all, you should strengthen the care, pay attention to sunscreen, to avoid re-exposure to ultraviolet radiation, usually choose a mild skin care products. 2. Medication: you can choose if decolorizers, such as hydroquinone cream, etc.; you can also use drugs with whitening ingredients, such as vitamin C, arbutin and other whitening treatment. 3. Laser treatment: If the effect of improvement through the above methods is not obvious, you can also go to the hospital for laser treatment, through the principle of laser light and heat, the black particles will be broken, and then will be metabolized through the skin’s lymphatic circulation, so as to play the role of whitening. It is recommended that patients who need to be treated for tanned ankles and necks should go to a regular hospital in time to choose the right treatment according to their own situation, and if they need to use medication, they should use it in strict compliance with the doctor’s instructions.