Natural remedies such as topical application of toothpaste helps in healing burns and the scar. Aloe vera gel and cod liver oil also proves beneficial. Vitamin E, lemon and vaseline when applied on the scar and covered with a plastic wrap, heals scars. Chamomile tea or milk wash are effective in scar removal.

A similarly answered question on burn stings is available at,
http://www.home-remedies-for-you.com/askquestion/2858/natural-cure-for-burn-sting-how-to-get-sting-out-o.html