One Sugar creates a Unique Liver Harm, New Study

Physionic

Apr 23, 2026

Episode description

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0:00 - Introduction
0:21 - Sugar, Sugar: You are My Candy Girl
2:08 - There’s Billions of Bad Guys
2:58 - There’s only one Poison, though
6:10 - Uniting Evidence in the Colon

References*
*Full Funding/Conflicts are provided in the free article (found in email list and Physionic Community Article Library)

[Study 716] Tang Y, Kuang J, Xia X, et al. Targeting microbiota-generated acetaldehyde to prevent progression of metabolic dysfunction-associated steatotic liver disease. Cell Metab. 2026;38:1-15. doi:10.1016/j.cmet.2026.01.021

Funding/Conflict: Public Funding: From the study, this work was supported by the Noncommunicable Chronic Diseases–National Science and Technology Major Project (2023ZD0507600 and 2025ZD0551000) and the National Natural Science Foundation of China; Non-Profit Funding: From the study, I did not find non-profit funding reported; Industry Funding: From the study, I did not find industry funding reported; Conflicts of Interest: From the study, the authors declared no competing interests.

[Study 535] Jung S, Bae H, Song WS, et al. Dietary fibre-adapted gut microbiome clears dietary fructose and reverses hepatic steatosis. Nat Metab. 2025;7(9):1801-1818. doi:10.1038/s42255-025-01356-0.

[Study 606] Ni Y, Qian L, Leal Siliceo S, et al. Resistant starch decreases intrahepatic triglycerides in patients with NAFLD via gut microbiome alterations. Cell Metab. 2023;35(9):1530-1547. doi:10.1016/j.cmet.2023.08.002

[1] Park WY, Yiannakou I, Petersen JM, Hoffmann U, Ma J, Long MT. Sugar-Sweetened Beverage, Diet Soda, and Nonalcoholic Fatty Liver Disease Over 6 Years: The Framingham Heart Study. Clin Gastroenterol Hepatol. 2022;20(11):2524-2532.e2. doi:10.1016/j.cgh.2021.11.001

[2] Johnston RD, Stephenson MC, Crossland H, et al. No difference between high-fructose and high-glucose diets on liver triacylglycerol or biochemistry in healthy overweight men. Gastroenterology. 2013;145(5):1016-1025.e2.
doi:10.1053/j.gastro.2013.07.012

[3] Maersk M, Belza A, Stødkilde-Jørgensen H, et al. Sucrose-sweetened beverages increase fat storage in the liver, muscle, and visceral fat depot: a 6-mo randomized intervention study. Am J Clin Nutr. 2012;95(2):283-289. doi:10.3945/ajcn.111.022533

[4] Schwarz JM, Noworolski SM, Wen MJ, et al. Effect of a High-Fructose Weight-Maintaining Diet on Lipogenesis and Liver Fat. J Clin Endocrinol Metab. 2015;100(6):2434-2442. doi:10.1210/jc.2014-3678

[5] Daubioul CA, Horsmans Y, Lambert P, Danse E, Delzenne NM. Effects of oligofructose on glucose and lipid metabolism in patients with nonalcoholic steatohepatitis: results of a pilot study. Eur J Clin Nutr. 2005;59(5):723-726. doi:10.1038/sj.ejcn.1602127
[Study 606] Ni Y, Qian L, Leal Siliceo S, et al. Resistant starch decreases intrahepatic triglycerides in patients with NAFLD via gut microbiome alterations. Cell Metab. 2023;35(9):1530-1547. doi:10.1016/j.cmet.2023.08.002

[Study 608] Li H, Zhang L, Li J, et al. Resistant starch intake facilitates weight loss in humans by reshaping the gut microbiota. Nat Metab. 2024;6(3):578-597. doi:10.1038/s42255-024-00988-y

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Disclaimer: None of the information provided by this brand is a replacement for your physician's advice. This brand is information for the sake of knowledge and the options of choice it provides, not in any way a personalized prescription. Please consult your physician before making any health related changes.

Mindsip insights from this episode:

Recognize fructose as a source of alcohol toxin

Certain gut microbes can convert fructose into acetaldehyde, the same toxic compound produced when your liver metabolizes alcohol.

Use antibiotics to reverse liver damage from high-fructose diet

In an experiment, giving antibiotics to eradicate the gut microbiome completely reversed the liver damage caused by a high-fructose diet.

Understand fiber's role in making fruit safe for consumption

Whole foods like fruit likely don't cause these negative effects because their natural fiber content prevents the 'fructose spillover' into the lower intestine.

Limit fructose intake in high-calorie diets to prevent liver harm

The evidence for fructose causing liver harm is most consistent when it's consumed as part of a high-calorie diet that leads to weight gain.

Consume dietary fiber to neutralize harmful toxins from fructose

Consuming dietary fiber can prevent fructose from reaching the gut microbes that produce harmful toxins, effectively neutralizing the threat.

Limit sugar-sweetened drinks to protect liver health

Studies show an association between worse liver health and consuming just a few sugar-sweetened drinks per week.

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