DUTCH Test Enhancements

Visual representation plays an important role in conveying complex information on DUTCH reports. As we strive for continuous improvement and clarity in our reports, we…

Progesterone Estrogen Balance

Evaluating the Pg/E2 Ratio for Estrogen Dominance: What we do and don’t know The progesterone to estradiol (Pg/E2) ratio was a tool created to assess…

Phase 1 Estrogen Ratios

Why Should Providers Evaluate 2OH/4OH and 2OH/16OH Ratios to Understand Estrogen Detox?  How one metabolizes estrogen can influence their signs and symptoms of estrogen excess,…

Monitoring HRT with a Dried Urine Hormone Test

A common use of the DUTCH Test is to evaluate and monitor patients on hormone replacement therapy (HRT). HRT most commonly consists of estrogen, progesterone,…

Hormonal Contraceptives and the DUTCH Test

Hormonal contraceptives come in many forms but fall into one of two categories: combination (ethinyl estradiol and a progestin) and progestin-only. While there is some…

Fertility Basics

Some women are unaware of the very basics of fertility. Fundamentals like understanding the menstrual cycle and knowing when the fertile window takes place can…

Estrogen + Microbiome = Estrobolome

*This blog was originally published on drkarafitzgerald.com in September 2022.  The function of the digestive tract is essential for proper function of almost every biological…