In this article. Creatinine is a waste product from the normal breakdown of muscle tissue. As creatinine is produced, it's filtered through the kidneys and excreted in urine. Doctors measure the blood creatinine level as a test of kidney function.The kidneys ' ability to handle creatinine is called the creatinine clearance rate, which helps to estimate the glomerular filtration rate (GFR) -- the rate of blood flow through the kidneys.s creatinine is produced, it's filtered through the kidneys and excreted in urine. Doctors measure the blood creatinine level as a test of kidney function.
There are 163 calories in 1 medium White Potato (Flesh and Skin, Baked). Calorie breakdown: 1% fat, 90% carbs, 9% protein.
Baked White Potatoes; Related Types: Sweet Potatoes (91 cal) Jacket Potato (82 cal) Boiled Potatoes (84 cal) Red Potatoes (70 cal) Russet Potatoes (79 cal) Baked Potatoes (93 cal) Par Fried Potatoes (270 cal) Hash Brown Potatoes (213 cal) Fried Potatoes (168 cal) Raw Potato (74 cal) Roasted Potatoes (124 cal) Potato Skin (58 cal) Potato Flour (357 cal) Potato Pancakes (268 cal)