Kidney Function Guide: High Creatinine, BUN & Renal Health

High creatinine and BUN levels often indicate changes in renal health. Improve kidney function through diet, vitamin intake, and understanding the five stages of function.

Urinary Formation Process in the Kidneys

Published Aug,14 2017 | By Heidi Wiesenfelder

Each kidney has about a million nephrons, where urine formation takes place. At any given time, about 20 percent of the blood is going through the kidneys to be filtered so that the body can eliminate waste and maintain hydration, blood pH and proper levels of blood substances.

Heidi Wiesenfelder received her Ph.D. from Vanderbilt University, and since 1990 has published research papers in the Journal of Neuroscience, Visual Neuroscience, and Visual Perception. She is a certified Six Sigma Black Belt (process improvement expert) and a consultant to small businesses and nonprofits. She has held leadership roles in animal welfare organizations and educates people about animal health and nutrition.