For around fifty of the known IEMs, management is through a lifelong commitment to a restricted diet to avoid developing serious physical and mental disabilities, and they often rely on medical nutrition for the entirety of their life. It is important these patients get innovative products but also services that meet their special nutritional needs so they can grow and thrive. PKU patients for example must stick to a low-protein diet, alongside supplementation of the essential and non-essential amino acids that our bodies need to function properly.