Nitrotyrosine (Stool, Plasma, Serum) ELISA
MutaREAL®
PAI-1, PCRID-Vit®
Pantothenic acid direct MTP assayPregnenolone sulfate LC-MS/MS
IDK®
Quinolinic acid (QinA) ELISAIDK®
Serotonin (Serum, dried blood) ELISAIDK®
Serotonin (Stool) ELISAThiol-Status (Sulfhydryl-Status Test), photometric
IDK®
Tryptophan (EDTA plasma, serum, dried blood) ELISAIDK®
Tryptophan (Stool) ELISAIDK®
Tryptophan high sensitive ELISAIDK®
Vitamin A & E LC-MS/MSIDK®
Vitamin B1 & B6 LC-MS/MSID-Vit®
Vitamin B1 (Thiamine) direct MTP assayID-Vit®
Vitamin B2 (Riboflavin) (Serum) direct MTP assay