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DUTCH Hormone Testing

At NGI, our approach involves a thorough evaluation of sex hormones, adrenal hormones, and their metabolites, combined with genomic analysis, to promote hormone and stress balance, enhance fertility, and reduce the risk of cancers. The Dutch Test coupled with traditional hormone testing optimizes your hormone health!

Test Tubes

Collection Instructions

Woman with Gray Hair

Additional Guidelines

  • There will be 6 different collections, make sure not to drink 2 hours before each collection. 

  • Oral Estrogen, Testosterone or Pregnenolone: Do not take for 72 hours before your first collection (does not apply to birth control). 

  • Oral DHEA: Do not take for 48 hours before your first collection. 

  • Oral Progesterone: Should be taken at bedtime the night before the test. 

  • Hormone Creams and Gels: Can be taken as usual during the test. 

  • Patches, Pellets and Injections: Collect midway between doses. 

  • Any and All Hormones Taken in the Morning: Do not take until after the 2nd urine collection (sample #4). 

  • Sublingual Hormones (absorbed in the mouth): Please visit for specific video instructions. 

  • Oral Hydrocortisone (cortisol): Please visit for specific video instructions or call customer service at 503.687.2050. 

  • Glucocorticoids (Prednisone, Dexamethasone, etc.): Check with your provider 

  • Do not brush your teeth until after collections #3 and #6. Do not floss the day of collection or until ALL samples are collected. 

  • Limit total fluid intake for the rest of the day to no more than 40 oz., spaced throughout the day. 

  • Avoid morning food and drink until after collection #3. 

  • Avoid food and fluids entirely the hour before collections #5 and #6. 

Shipping Instructions

Make sure that you label your samples: Name, Date, Collection Time and Provider

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