![](https://www.greenhousehealth.com/newbeta/wp-content/uploads/2013/03/urine-300x199.jpeg)
Excess kryptopyrroles in the blood, a condition called pyroluria, causes large amounts of pyrroles to be eliminated in the urine. This can be measured with a simple urine test. The samples need to be frozen for transit to the laboratory.
Excess kryptopyrroles in the blood, a condition called pyroluria, causes large amounts of pyrroles to be eliminated in the urine. This can be measured with a simple urine test. The samples need to be frozen for transit to the laboratory.