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Histamine elimination ratio (HERO) ELISA
ID-Vit®
Folic acid in whole blood, microbiological assay
selenOtest ELISA
Pregnenolone sulfate LC-MS/MS
Thiol-Status (Sulfhydryl-Status Test), colorimetric
IDK®
Vitamin C, colorimetric
IDK®
Serotonin (Serum, dried blood) ELISA
IDK®
Serotonin (Stool) ELISA
GABA (Stool) ELISA
GABA (Urine) ELISA
BCAA, colorimetric
IDK®
IDO activity ELISA
IDK®
Kynurenine ELISA
IDK®
Tryptophan (Stool) ELISA
IDK®
Tryptophan (EDTA plasma, serum, dried blood) ELISA
