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Diagnosis is made by measuring the concentration of different metabolites in the gamma-glutamyl cycle, enzyme activity and in glutathione synthetase and gamma-glutamylcysteine synthetase deficiency, also by mutation analysis

Paulus et al., 2014)

Ipamorelin is not FDA-approved for human use and if sourced from unreliable vendors, it may contain unknown ingredients The original drug was developed by Novo Nordisk and Helsinn Therapeutics and then clinically tested for the treatment of postoperative ileus

OShaughnessy KL, Fischer F, Zenclussen AC (2021) Perinatal exposure to endocrine disrupting chemicals and neurodevelopment: how articles of daily use influence the development of our children