Can my sensitivity to PTC paper change?
If you are experiencing different results (taste of bitterness, then no taste at all) with the PTC paper, there might be a few explanations. Sensitivity to PTC is based on a genetic disposition, so it [...]
Is it possible to have an allergic reaction when using your taste test strips?
The SDS for each taste test paper lists the ingredients. The concentration of ingredients is usually so small, it is less than what would be considered hazardous. Aside from these small quantities, the cellulose paper [...]
What determines if I can taste PTC or Sodium Benzoate?
The taste test strips exhibit a taste due to a dominant allele on chromosome number seven, and the ability to taste these compounds is present in about 70% of the U.S. population. The ability to [...]
Is PTC test paper safe to put in my mouth?
YES. In the case of the genetics taste test strips, both PTC and Sodium Benzoate are salts of benzoic acid. Any possible toxicity would be in grams per kilogram of body weight, which is millions [...]