NASH and INTI: Fructose in sodas destroys the liver, ginger protects it

💡 Direct Answer: Non-alcoholic fatty liver disease (NAFLD) affects 25% of Belgian adults — 2.5 million people. Its progressive form, NASH (Non-Alcoholic SteatoHepatitis), can lead to cirrhosis. Fructose from sugary drinks (Coca-Cola 10.6 g/100 ml, fruit juices ~10 g, GIMBER diluted ~7 g) is the main dietary culprit: it is metabolized exclusively by the liver, activates de novo lipogenesis via SREBP-1c, and generates ginger stress oxidative stress via the XOR pathway. INTI contains less than 4 g of natural sugars/100 ml, with no added fructose. 6-gingerol inhibits SREBP-1c, activates PPAR-α (hepatic beta-oxidation), and reduces hepatic inflammation via ginger-sugar-explanation-2026">NF-κB.

NASH/NAFLD: Silent Epidemic in Belgium

Non-alcoholic fatty liver disease (NAFLD) is the accumulation of fat (>5% of liver weight) without excessive alcohol consumption. Its inflammatory form, NASH (Non-Alcoholic SteatoHepatitis), also involves anti-inflammatory-science-utilisation">natural anti-inflammatory hepatocyte inflammation and fibrosis that can progress to cirrhosis and hepatocellular carcinoma.

  • Simple NAFLD: 25% of adult Belgians (~2.5 million)
  • Progressive NASH: 5% of adults (~500,000 Belgians)
  • NASH-related cirrhosis: 2nd leading cause of liver transplantation in Europe

Main risk factors: ginger abdominal obesity, ginger type 2 diabetes, insulin resistance — and increasingly recognized: consumption of added fructose in beverages.

Fructose from sugary drinks: the hepatotoxic mechanism

Exclusively hepatic metabolism of fructose

Unlike glucose (metabolized in all tissues), fructose is 90% metabolized by the liver via fructokinase (KHK). This pathway does not regulate its activity based on energy needs — fructose is converted to fructose-1-phosphate without limitation, depleting ATP reserves and triggering several deleterious pathways:

  • De novo lipogenesis (DNL): fructose-1-P activates SREBP-1c (Sterol Regulatory Element Binding Protein), increasing hepatic triglyceride synthesis → steatosis
  • Oxidative stress: conversion of fructose-1-P to urate via XOR, generating ROS and depleting hepatic glutathione peroxidase
  • ginger hepatic insulin resistance: accumulation of ceramides and diacylglycerol activating PKC-ε → insulin resistance → fasting hyperglycemia
  • NLRP3 activation: via intrahepatic uric acid → inflammasome → IL-1β → NASH inflammation

Sugary drinks: the main avoidable dietary source of fructose

Sugary drinks mainly contain sucrose (glucose-fructose 50/50) or glucose-fructose syrup (HFCS, 42-55% fructose). A can of Coca-Cola (330 ml) provides ~17.5 g of free fructose — a massive hepatic load for an organ that cannot store it without converting it into fat.

Drink (330 ml) Total sugar Estimated fructose Hepatic DNL
Coca-Cola 35 g ~17.5 g ❌ Strong ↑ SREBP-1c
Innocent Smoothie ~40 g ~20 g (fruit fructose) ❌ Very high
Lipton Ice Tea 29 g ~14.5 g ❌ High
GIMBER diluted 4 cl/200 ml ~14 g/330 ml ~7 g (cane sugar) ⚠️ Moderate (cane sugar)
INTI diluted 4 cl/200 ml × 1.65 <7 g <1.5 g natural ✅ Minimal — 6-gingerol inhibits SREBP-1c

INTI and liver protection: mechanisms of ginger and curcumin

6-gingerol: SREBP-1c inhibition and PPAR-α activation

Studies published in the Journal of Hepatology (2018) and Molecules (2020) show that 6-gingerol:

  • Inhibits SREBP-1c expression in hepatocytes, reducing hepatic de novo lipogenesis
  • Activates PPAR-α (peroxisome proliferator-activated receptor alpha), stimulating hepatic fatty acid beta-oxidation — the inverse mechanism of steatosis
  • Reduces triglyceridemia and hepatic fat accumulation in NASH mouse models
  • Inhibits hepatic NF-κB, reducing hepatic TNF-α and IL-6 — an anti-inflammatory NASH mechanism

Curcumin: anti-hepatic fibrosis via TGF-β/SMAD

NASH progression → cirrhosis involves hepatic fibrosis mediated by TGF-β1/SMAD2/3 in hepatic stellate cells (HSC). Curcumin inhibits this signaling pathway, reducing HSC activation and fibrotic collagen production. Pilot clinical trials (Hepatology Research, 2016) with bioavailable curcumin show a reduction in liver enzymes (AST, ALT) in NAFLD patients after 8 weeks.

❓ FAQ — INTI and fatty liver disease

Can INTI treat NASH or fatty liver disease?
No. NASH requires medical management (ginger and weight loss, treatment of comorbidities). INTI can be part of an overall dietary strategy aimed at reducing fructose intake — a major dietary factor in NAFLD — but does not replace medical hepatological follow-up.

Can turmeric be harmful to the liver at high doses?
At dietary doses in diluted INTI, curcumin is safe. Rare cases of curcumin liver toxicity have been reported with highly concentrated curcumin supplements (formulations with high-dose piperine). At normal dietary doses, INTI does not present any known liver risk.

Does INTI contain added fructose?
No. INTI is made from organic ginger juice in Belgium, organic turmeric juice, organic lemon juice, organic black pepper and water. The natural sugars present (less than 4 g/100 ml) come from fruits — mainly lemon — at levels well below sodas.

🌿 Your liver deserves better than fructose from sodas.
INTI: no added fructose, less than 4 g natural sugars/100 ml. Organic ginger (SREBP-1c ↓ PPAR-α ↑) + turmeric (TGF-β ↓). Available on inti-drink.com and in pharmacies in Belgium.

Related articles

To learn more, also read:

Useful INTI Pages

To go further:

Back to blog