According to the University of Rochester Medical Center, the normal ranges for DHEA in nanograms per milliliter form are 1.0 to 9.5 in adult men and 0.4 to 3.7 in adult women. Normal DHEA levels vary with age and gender. More »

DHEA-sulfate is a hormone whose blood levels differ by age and sex, according to MedlinePlus. For a female between the ages of 18 and 19, normal DHEA-sulfate levels range between 145 and 395 micrograms per deciliter. In ... More »

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Optimal DHEA-sulfate levels vary by sex and age. For a female between the ages of 18 and 19, levels of 145 to 395 ug/dL are considered normal, as of 2014. For a male between the ages of 18 and 19, values of 108 to 441 ug... More »

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In women, a normal ferritin level is between 12 and 150 nanograms per milliliter, while 12 to 300 ng/mL is normal for men, according to MedlinePlus. However, readings on the low end of these ranges do sometimes indicate ... More »

www.reference.com Health Medical Ranges & Levels

A normal PSA level in an adult male according to the National Cancer Institute is 4.0 nanograms per milliliter or lower. However, studies show some men who have a lower PSA level do have prostate cancer while some men wi... More »

Ferritin levels between 12 and 300 nanograms per milliliter of blood are normal in men, while readings between 12 and 150 nanograms are acceptable for women, according to MedicineNet.com. Ferritin the body's major iron s... More »

A ferritin blood test measures the level of iron in the blood, and normal levels should fall within the range of 12 to 300 nanograms per milliliter of blood for men and 12 to 150 nanograms per milliliter of blood for wom... More »