One of the significant issues of the best non-stick pan without Teflon is temperature tolerance. They have a sensitivity to high heat that can influence their quality. The best non-stick pan without Teflon quality will be affected if you use them beyond the suggested heat. It can cause health issues as well. That not only deteriorates the non-stick surface but also influences it is longevity. If you want to protect your best non-stick pan without Teflon from this problem, you should not use it beyond the suggested safety levels.