Acetylcystein; Alanin; Arginin; Glycin; Histidin; Isoleucin; Leucin; Lysinacetat; Methionin; N-Glycyl-L-Tyrosin-Dihydrat; Phenylalanin; Prolin; Serin; Threonin; Tryptophan; Tyrosin; Valin shortage — DE supply status & alternatives | Mederti