Eli’s progesterone test provides precise insights into hormonal balance, helping users optimize their health and manage hormonal changes. With 94% agreement to the FDA-approved traditional lab ...

In third-party testing, the company claims its cortisol tests had a 97 percent agreement and its progesterone tests had a 94 percent agreement with gold-standard, FDA-approved lab tests.

In our laboratory, we use 20 percent positive cells to define "positive" (i.e. high risk) based on the results of studies we feel are currently the best available in the medical literature (1, 2). See ...

That said, the company claims that its cortisol and progesterone tests had a 97 percent and 94 percent agreement with gold-standard, FDA-approved lab tests in third-party testing, respectively.