The present invention relates to the pharmaceutically acceptable crystalline state of the different glutamyl of D--D-tryptophane and unbodied salt, together with the method that is used for making them, comprise they pharmaceutical composition and they be used for the treatment of the purposes of the pharmaceutical composition of different illnesss and/or disease in preparation.Specifically, the present invention relates to the different glutamyl of D--D-tryptophane sylvite (1:1), the different glutamyl of D--D-tryptophane lithium salts (1:1), the different glutamyl of D--D-tryptophane calcium salt (2:1), the different glutamyl of D--D-tryptophane magnesium salts (2:1) and the different glutamyl of D--D-tryptophane organic ammonium salt (1:1).
