Rarely Discussed on Instagram: "This is PORPHYRIA WHAT IS PORPHYRIA? Porphyria is not a single disease but a group of eight inherited genetic disorders that differ considerably from each other. A common feature in all Porphyrias is the accumulation in the body of porphyrins and porphyrin precursors. Although these are normal body chemicals, they normally do not accumulate. Precisely which of these chemicals builds up depends on the type of Porphyria. This clip is from a documentary trailer calle