Questions? Call us at 800-479-9942


Welcome to Calwood Nutritionals,

...nutrition rooted in science.

Most doctors remain uninformed!
You can do something about your kidney problem!
Diet is the answer and we can help!



Regarding the FDA's warning letter: Calwood Nutritionals is working with the FDA in order to better educate them on our products. Please click here to view our response to their letter.


Calwood Nutritionals is your only source for great tasting aminos acids!


Your doctor may have told you that you have kidney disease and you just have to wait until you go on dialysis and then get a transplant. "It's the American way."


Doctors around the world have solved this problem by use of a special diet (1), but doctors in the United States prefer dialysis. Please feel free to use our site to inform yourself!


Coping with Kidney Disease: A 12-Step Treatment Program to Help You Avoid Dialysis:

by Dr. Mackenzie Walser

If you have kidney disease you need this book. Click here for additional information on the book.
The balanced formula of essential amino acids Dr. Walser talks about in his book are available for sale,
in the order section of our website.
Click here to browse these products.





1. Aparicio, Michel et al. Protein-Restricted Diets Plus Keto/Amino Acids - A Valid Therapeutic Approach for Chronic Kidney Disease Patients.
Journal of Renal Nutrition 2012, Volume 22, Issue 2, S1-S21


2. Walser M, Hill S Can renal replacement be deferred by a supplemented very low protein diet? J Am Soc Nephrol 1999 Jan;10(1):1106


3.Treatment of chronic uremic patients with protein-poor diet and oral supply of essential amino acids. Clinical results of long-term treatment. (Noree LO / Bergstrom J) Clin Nephrol 1975;3(5):195-203

4. Walser M, Hill S, Tomalis EA Treatment of nephrotic adults with a supplemented, very lowprotein diet. Am J Kidney Dis 1996 Sep;28(3):35464


Dr. Walser's Book

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