Boericke and Tafel Ssssting Stop Insect Gel relieves the pain and itchiness caused by non-poisonous insect bites and stings. It can also be used to safely treat painful cold sores and fever blisters. It absorbs quickly into the skin and provides fast relief without any burning or chilling sensation. This gel doesn’t contain any antihistamines, steroids, hydrocortisone, DEET, “caine” pain killers, synthetic ingredients, or animal products. This gel is also never tested on animals. It has been recommended by doctors as a natural alternative to other commercial and prescription medications.