What is Blister Balm? 100% Natural Cold Sore Treatment made with key ingredients from the desert botanical Jojoba (Ho-ho-ba), providing safe, effective and fast acting relief. 90% of respondents prefer Blister Balm over the leading brand. Crafted With 100% Naturally Derived Ingredients. According to the FDA, DOCOSANOL – a Long Chain Alcohol –SHORTENS THE DURATION OF COLD SORE EPISODES. Blister Balm has natural docosanol plus 12 other long chain alcohols used in 25% of the formula. Blister Balm is the ONLY natural anti-viral on the market that actually stops the cold sore from developing. Anti-Viral means "designed to detect, remove, or offer protection against viruses." We have done clinical studies to prove that our product works better than the leading brand on the market. The results were that our product was 50 times more effective than the leading brand. We are also priced lower than the leading brand.