No worries when you accidentally swallow the gel. Our ingredients are  approved by the Food and Drug Administrator in Taiwan thus being safe and not harmful for human bodies.

Protis ensures safety and quality of every raw material and whitening active ingredient. The whitening factors are approved by the Food and Drug Administrator in Taiwan for usage in teeth whitening products as are the other main ingredient used in the products. You can feel comfortable to use enamel- safe and non-harmful Protis Teeth Whitening Strips.

All whitening ingredients in Protis Teeth Whitening products are approved by Food and Drug Administrator in Taiwan to be added in teeth whitening formulas and commonly used in the U.S.A and Europe.  Thus, there’s no worries about safety using Protis teeth whitening products. If you have cavities, periodontal disease and other oral diseases, it’s advised to see your dentist and finish the treatment before using Protis Teeth Whitening products.

Try to avoid a contact of gum with teeth whitening products. The ingredients are for teeth, so if there is a direct contact, it may cause gum irritation and uncomfortableness. It will depends on individuals when dealing with gum issues.