Is Extra Protein Poor For Your Kidneys?

Of all of the myths that abound when it comes to nutrition, the assumptions that encompass protein consumption and kidney injury appear to be the just one everyone talks about most often. How did it commence? From the analysis, I did this certain fantasy started off from research on patients with kidney condition. And why is that?


People today with kidney disease have issue of filtrating protein, and that is why in some scenarios they are on a reduced-protein eating plan. So, the conclusion was designed that for the reason that clients with kidney condition could not filtrate protein, then it need to be that far too substantially protein ought to be really hard on the kidneys. Wonderful right?



In reality, studies have been completed on increased protein intakes, and the end result is that bigger protein consumption is completely protected. In the brief-expression, the overall body adapts to the higher protein intakes which modifications some markers of kidney operate.


This is section of the adaptation approach to the additional protein. Nevertheless, long-phrase consumption of increased amounts of protein do not have a negative effect on kidney perform.1,2,3,4,5


When I converse about Dr. Jose Antonio’s most current research,2 even with the volume of protein eaten, the writer states: “There have been no alterations in any of the variables about blood lipids and a in depth metabolic panel.


We examined the two people with the greatest recorded protein intakes (4.66 and 6.59 g/kg/day) and identified no deleterious effects on renal functionality in possibly person.”


We know from past scientific studies that superior in protein meal plans cause hyperfiltration and we should hope an preliminary boost in glomerular filtration (GFR). Glomerular what? The glomerular rate is the finest exam to evaluate your degree of kidney function and determine your stage of kidney illness.


But as a examine5 concludes, “A healthier eating plan loaded in protein amplified eGFR (Believed glomerular filtration is a take a look at that is used to assess how well your kidneys are doing the job. The take a look at estimates the volume of blood that is filtered by your kidneys above a provided period of time of time.


The exam is known as ‘estimated’ since the glomeruli are the little filters in the kidneys. If these filters do not do their work adequately then the kidney is claimed to have decreased or impaired kidney perform). Regardless of whether extended-expression intake of a higher-protein diet regime potential customers to kidney illness is unsure.”


The claim that protein intake sales opportunities to kidney stones or kidney failure is not supported by the info.



1. Antonio, J., Ellerbroek, A., Silver, T., Orris, S., Scheiner, M., Gonzalez, A. and Peacock, C. A., 2015. A high protein diet program (3.4 g/kg/d) mixed with a significant resistance coaching application improves physique composition in balanced educated adult males and females – a observe-up investigation. Journal of the Worldwide Culture of Sports activities Nourishment, 12 (1).

2. Antonio, J., Ellerbroek, A., Silver, T., Vargas, L. and Peacock, C., 2016. The consequences of a high protein diet program on indices of well being and human body composition – a crossover trial in resistance-trained men. Journal of the Worldwide Society of Sports Nutrition, 13 (1).

3. Li, Z., Treyzon, L., Chen, S., Yan, E., Thames, G. and Carpenter, C. L., 2010. Protein-enriched meal replacements do not adversely influence liver, kidney or bone density: An outpatient randomized managed trial. Nutrition Journal, 9 (1), 72.

4. Friedman, A. N., Ogden, L. G., Foster, G. D., Klein, S., Stein, R., Miller, B., Hill, J. O., Brill, C., Bailer, B., Rosenbaum, D. R. and Wyatt, H. R., 2012. Comparative effects of small-carbohydrate large-protein as opposed to small-unwanted fat meal plans on the kidney. Medical Journal of the American Modern society of Nephrology, 7 (7), 1103–1111.

5. Juraschek, S. P., Appel, L. J., Anderson, C. A. M. and Miller, E. R., 2013. Result of a substantial-protein eating plan on kidney function in healthier adults: Effects from the OmniHeart trial. American Journal of Kidney Conditions, 61 (4), 547–554.

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