Sugary Drinks, Insulin, and Colorectal Cancer: Why Belgian Men and Women Choose INTI

💡 Direct answer: Colorectal cancer is the third most common cancer in Belgium (~8,200 new cases/year). High consumption of sugary drinks is associated with an 18-22% higher risk of colorectal cancer via the insulin-IGF-1 mechanism and increased colonic epithelial proliferation. Coca-Cola (10.6 g/100 ml), Lipton (8.8 g), Innocent (12 g) maintain chronic hyperinsulinemia. INTI contains less than 4 g of natural sugars/100 ml. 6-gingerol induces apoptosis in colorectal cell lines and inhibits COX-2 — a proven biomarker for colorectal cancer risk.

Colorectal Cancer in Belgium: Epidemiology

Colorectal cancer affects approximately 8,200 Belgians annually and ranks third among both men and women. Its incidence is increasing in men under 50 — a trend partially attributed to dietary patterns, including increased consumption of sugary drinks.

The Mechanism: Sugar → Insulin → Colon Proliferation

Chronic Hyperinsulinemia and IGF-1

Sugary drinks (35 g of sugar per can of Coca-Cola) cause insulin spikes. Chronic hyperinsulinemia stimulates IGF-1 secretion by the ginger-turmeric-liver-inflammation-fatty-liver-2026">liver. IGF-1 binds to IGF-1R receptors on colon epithelial cells, activating PI3K/Akt/mTOR, which increases cell proliferation and decreases apoptosis — the basic requirements for tumor formation.

COX-2 Expression in Colon Epithelium

Insulin and IGF-1 induce COX-2 expression in colon epithelial cells. COX-2 produces prostaglandin E2 (PGE2), which stimulates cell proliferation, promotes angiogenesis, and enhances immunosuppression in the tumor microenvironment. COX-2 overexpression is present in >80% of sporadic colorectal adenocarcinomas.

Fructose and the Warburg Pathway

Cancer cells prefer fructose as an energy source (Warburg effect: aerobic glycolysis). Fructose is metabolized via ketohexokinase (KHK) to fructose-1-phosphate, which is directly fed into the glycolytic pathway, thus "overfeeding" cancer cells. Soft drinks containing glucose-fructose syrup are a direct source of fructose.

Drink Sugar/100 ml Fructose IGF-1 Impact
Coca-Cola 10.6 g ❌ High (HFCS) ❌ IGF-1 ↑↑
Innocent Smoothie ~12 g ❌ High (fruit juice) ❌ IGF-1 ↑↑
Lipton Ice Tea 8.8 g ❌ Moderate ❌ IGF-1 ↑
GIMBER diluted (4 cl/200 ml) ~7 g ⚠️ Cane sugar ⚠️ Moderate
INTI (diluted 4 cl/200 ml) <2 g ✅ Minimal ✅ IGF-1 stable

6-gingerol and Colorectal Cancer Cells: Preclinical Data

Studies published in the Journal of Nutritional Biochemistry and Cancer Prevention Research show that 6-gingerol:

  • Induces apoptosis in HCT-116 and HT-29 colorectal cell lines via the intrinsic mitochondrial pathway (caspase-3, caspase-9)
  • Inhibits COX-2 expression in colon epithelial cells, thereby decreasing PGE2 production
  • Inhibits cell migration and invasion (relevant for metastatic potential)
  • Modulates Wnt/β-catenin signaling — a pathway activated in >80% of colorectal cancers

Note: These are preclinical data. Clinical effects in humans at dietary doses have not yet been proven. INTI is not a treatment for colorectal cancer.

❓ Frequently Asked Questions — INTI and Gut Health

Can INTI prevent colorectal cancer?
No. INTI is not a preventive medicine. It can contribute to a low-sugar diet by replacing sugary drinks — a healthier dietary habit associated with a lower risk of colorectal cancer. Colonoscopy screening remains essential (recommended from age 50 in Belgium).

Is INTI safe with colorectal cancer or chemotherapy?
Consult your oncologist. ginger shot without sugar has antiemetic properties (5-HT3 antagonist) that can be beneficial for chemotherapy-related nausea. But interactions with specific chemotherapy drugs are possible — always consult your medical team.

How much sugar can someone with an increased risk of colon cancer consume?
The WHO recommends less than 25 g of free sugars per day. One can of Coca-Cola (35 g) already exceeds this. Diluted INTI (4 cl + 200 ml water) = <4 g total sugars — well below the threshold.

🌿 Every sugary drink you replace is a step towards healthier gut epithelium.
INTI: less than 4 g sugars/100 ml. Organic ginger (COX-2 inhibiting) + turmeric. No colorants or preservatives. Available at inti-drink.com and in pharmacies in Belgium.

Related articles

Read more about related topics:

Recommended pages

Explore more about INTI :

Back to blog