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Even Diet Soda May Harm Your Liver, Scientists Warn

Recent studies reveal that both regular and diet sodas may significantly increase the risk of liver disease. Learn more about the alarming findings.

James Wilson profile picture

James Wilson

October 19, 2025

Even Diet Soda May Harm Your Liver, Scientists Warn

Can "Diet" Soda Harm Your Liver?

Recent studies have sounded the alarm on the health risks linked to both regular and diet sodas. Research involving over 120,000 participants shows that consuming more than one can a day significantly raises the risk of metabolic-associated steatotic liver disease (MASLD) and liver-related deaths. Shockingly, diet sodas might pose similar or even greater risks, possibly due to their impact on gut bacteria and appetite control.

What Is Metabolic-Associated Steatotic Liver Disease (MASLD)?

MASLD involves excessive fat buildup in the liver, unrelated to alcohol use. This condition can escalate to inflammation, fibrosis, and cirrhosis. Alarmingly, MASLD is on the rise, with diet and lifestyle choices being key contributors.

How Do Sodas Affect Liver Health?

Sodas impact liver health through several mechanisms:

  • Sugar and Artificial Sweeteners: Both can disrupt liver function.
  • Gut Bacteria Alteration: Sweeteners may change gut microbiota, causing metabolic issues.
  • Increased Appetite: Diet sodas might promote overeating, leading to weight gain and more liver fat.

What Were the Study's Findings?

The study's critical discoveries include:

  1. Higher Risk: Drinking more than one soda daily significantly increases MASLD risk.
  2. Diet Soda Risks: Those drinking diet sodas faced similar or higher risks than regular soda drinkers.
  3. Liver-Related Deaths: High soda consumption was linked to more liver-related deaths.

These results challenge the belief that diet sodas are a healthier choice.

Why Are Diet Sodas Equally Risky?

The exact reasons diet sodas are risky are under investigation. Possible causes include:

  • Increased Fat Storage: Artificial sweeteners might prompt insulin release, leading to fat storage in the liver.
  • Gut Microbiome Changes: Shifts in gut bacteria can cause inflammation and liver fat buildup.

What Should You Do?

If you enjoy soft drinks, consider the following:

  • Limit Intake: Cut down on both regular and diet sodas.
  • Choose Healthier Drinks: Opt for water, herbal teas, or infused water.
  • Watch for Ingredients: Be cautious of artificial sweeteners and their effects.

Conclusion

The recent research on the health risks of regular and diet sodas urges us to be cautious with our drink choices. As investigations continue, prioritizing liver health by moderating soda intake becomes crucial. Making informed decisions can protect our health in the long run.

In essence, diet sodas may not be the safe option they're marketed as. Their impact on liver health is significant and deserves our attention. Consider adopting healthier lifestyle choices for a better future.

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