Tyrosinemia Type I (HTI) is a rare genetic disorder that is caused by the malfunction of an enzyme fumarylacetoacetate hydrolase (FAH) which is needed to breakdown the amino acid tyrosine. Tyrosine is a complex molecule that is a building block of most proteins and is found in animal and plant protein. Patients living with Hereditary Tyrosine 1 (HT1) must take the nititsinone tablets and medical food formula because they are lacking the enzyme in their body which will breakdown tyrosine, so it a...