DUTCH Complete provides a comprehensive assessment of 35 different sex and adrenal hormones, including oestrogen, progesterone, testosterone, DHEA and cortisol along with their metabolites. It also measures daily free cortisol and cortisone patterns, the oxidative stress marker 8-OHdG, melatonin and nine organic acids including markers for vitamin B12 (methylmalonate), vitamin B6 (kynurenate and xanthurenate), biotin (β-hydroxyisovalerate), glutathione (pyroglutamate), dopamine (homovanillate), norepinephrine/epinephrine (vanilmandelate), neuroinflammation (quinolinate) and tryptophan putrefaction (indican).