Erythromycin ointment and salt water honey can remove freckles. In fact, erythromycin ointment does not have the function of removing freckles. Its main function is to sterilize and reduce inflammation of local skin. It is usually used for purulent skin problems such as pustules and acne, small area burns, infections of wound ulcers and acne vulgaris. . However, if you mix erythromycin ointment and honey into a facial mask and apply it on your face, you can also add other substances such as pearl powder and salt water. In fact, it is honey and pearl powder that work. The nutrients in honey can be directly absorbed by the skin to supplement nutrients. , accelerate the metabolism of skin tissue, reduce the precipitation and accumulation of melanin, and thus play the role of lightening spots.