Dr. Jefferies’ Normal Values for Tests Listed In Case Summaries

Plasma Cortisol by RIA

8AM 15-25 mcg/dl
5PM 5-10 mcg/dl

Source: Appendix, Normal Values for Tests Listed in Case Summaries. Safe Uses of Cortisol. 3rd edition. William Mck. Jefferies. p. 187


The links below will redirect you the personal web pages of Dr. William McK. Jefferies. The copyright of the contents on these pages are owned by Dr. Jefferies and his heirs.

1. Homepage of Dr. William McK. Jefferies
2. Research Focus: “Cortisone: A Problem in Pharmaceutical Marketing
3. Safe Uses of Cortisol
4. A Continuation of the Cortisone Story: “Mild Adrenocortical Deficiency, Chronic Allergies, Autoimmune Disorders and the Chronic Fatigue Syndrome”
5. Low Dosage Glucocorticoid Therapy (Excerpts)
6. Reproduction of Dr. Jefferies Hydrocortisone Handout
7. Dr. Jefferies’ Reference Ranges for Serum Cortisol