All the allergy testsi took ( food, dust, pollen, nuts) was 100 % negative. i have fear of anaphylaxis. irrational fear/phobia ? i have death anxiety.

Phobia is possible: Anxiety can cause a significant impact on your health and may need to be addressed by a health professional. For the record, allergy may exist even if skin tests are negative. Tests may be falsely negative for a variety of reasons. If there is a history of severe reactions to a food it still may be necessary to avoid the food even if a skin test is negative.

There are a few : Things that can work fairly quickly2 overcome phobia.Cognitive behavioral therapy using progressive desensitization (learning 2 relax then imagining the phobic event (allergies) from least 2 most anxiety provoking image while relaxed. I usually do this using hypnosis as a relaxation technique, but u can use other relaxation methods. You may want 2 explore why you have death anxiety too in therapy.

Yes, irrational: Your test results are valid; rest assured; trust the results; your anxiety of anaphylaxis has no basis.