Aloe vera gel does not work to remove scars. Generally aloe vera gel can be used on patients who have obvious localized redness, swelling, pain, and bumps produced after being bitten by mosquitoes and insects, but it is not effective in removing scars. If the patient in the scar is not yet formed, the application of aloe vera gel to be applied externally, may cause significant irritation to the local skin breakage, may be secondary to skin infection or the occurrence of significant pain, so it is not recommended to apply, this time the application of recombinant human epidermal growth factor gel can play an effective healing effect. For already formed scars, bumps, can consider the application of cumeneoside ointment for treatment, and can be combined with the hormone for local closed injection, or consider the application of surgical excision, carbon dioxide fractional laser treatment for treatment, can also be taken orally, but aloe vera gel is not able to play a similar role.