For the treatment of freckles, either medication or laser treatment can be used. Topical medications can only obtain temporary results, and laser treatment for freckles is recommended. Topical medications include hydroquinone cream, hydrogen peroxide solution, and vitamin A acid cream. Laser treatment for freckles is effective and has little side effects. Q-switched series laser and intense pulsed light are commonly used in clinical treatment of freckles; Q-switched series laser treatment is usually 1-2 times; intense pulsed laser treatment is 3-5 times; freckles often have family history, regardless of medication or laser treatment, sun protection is very important, avoid sun exposure and apply sun protection when going out, sun exposure can promote or aggravate freckles.