I had this intense skin itching and stinging deep down to my nerve, this occurred 10 months after we moved into a new house. I suspected mold
My ND sent my stool and blood tests to the very best leading expert in Parasitologist in the world he was so impressed with Dr Omar for identifying parasites
Taking a bath helps calm down the central nervous system and should help in decrease itching taking pretty warm bath tub with Sea Salt and little baking soda. If you have a rash consider pouring water mixed with Sea Salt over it this helps it dry out and stops the itch
I have read cases, where people were itching like crazy and it turned out to be candida overgrowth. Apparently the candida tests are not highly accurate either. The stool test for candida is the most accurate according to one doctor findings with his patients.