This is a product review for Blistex Kank-A Mouth Pain Liquid. This product claims to be a complete treatment for mouth pains such as canker sores, braces irritation, and denture abrasions. It provides long-lasting protection against irritation. Read on to learn more about this product.


This product contains:

  • Benzocaine – This is the active ingredient in this product. It has both analgesic and anesthetic properties.
  • Benzyl Alcohol
  • Cetylpyridium Chloride
  • Compound Benzoin Tincture
  • Dimethyl Isosorbide
  • Ethylcellulose
  • Flavor
  • Octylacrylamide/acrylates/butylaminoethyl methacrylate copolymer
  • Oleth-10
  • PEG-6
  • Propylene glycol
  • Ricinus communis (castor) seed oil
  • SD acohol 38-B (29.6% v/v)
  • Sodium saccharin
  • Sucralose
  • Tannic acid


Dry the affected part of the mouth and use the applicator to apply the product. In order to form a protective coating layer, wait a few seconds for it to develop. This product should be used up to four times a day, or according to the directions of a physician or dentist. Children younger than two years old should consult a dentist or a physician. Do not use this product for more than seven days. See a doctor or a dentist if the symptoms do not improve within this period of time. In addition, do not use more than the recommended dosage.

Possible Side Effects

The manufacturer of this product gives several warnings to the users of this product. The product can cause unwanted effects if you are allergic to local anesthetics like procaine, benzocaine, procaine, and other related products. Users may also experience swelling, fever, and rashes. In this case, it is important to visit a physician or dentist for advice.


The price of this product varies from $6.93 to $76.71 depending on the amount purchased. The product is also available at discounted prices from different online stores. Therefore, potential buyers can take advantage of these discounts to buy the product in bulk if the sores reappear.


We did not find any satisfaction guarantee for this product. The lack of a guarantee may raise quality concerns among potential buyers. Such a guarantee is essential because it shows the manufacturer’s confidence in the product. We were able to identify many positive product reviews from people who have tried the product.


In summary, this product has a strong formulation with a sufficient percentage of the active ingredient. The active ingredient and other ingredients form an ideal formulation for curing canker sores and other related sores that affect the mouth. This product has a number of advantages that are likely to attract potential users. First, it is available at discounted prices that make it affordable for most people. Secondly, there are many positive testimonials that indicate that most users have been satisfied with the product. On the other hand, this product has a number of drawbacks. For instance, there are chances of experiencing undesired side effects. Moreover, there is no evidence of a money-back guarantee which can result in losing money or receiving a product that is insufficient. The lack of GMP certification makes us doubt this product’s quality and standards.

Click here to learn about our Top Canker Sore Treatment Products.