Taiwan’s diabetes crisis: 1 in 10 adults — are you one of them?

Taiwan’s Health Promotion Administration estimates that over 2.3 million adults — approximately 10% of the adult population — have diagnosed diabetes. More concerning, an estimated equal number are in the prediabetic state or have undiagnosed diabetes: insulin resistance that has progressed to blood sugar dysregulation without yet crossing the clinical threshold, or that has crossed it without triggering a medical visit. Type 2 diabetes doesn’t appear suddenly; it develops over 10–15 years of gradually worsening insulin resistance.

The 15-year timeline of type 2 diabetes development

The typical progression from healthy metabolism to type 2 diabetes follows a consistent trajectory. In the early stage (years 1–5), insulin resistance develops silently: the pancreas compensates by producing more insulin, keeping blood sugar in the normal range. Lab tests appear normal; no symptoms are evident. In the middle stage (years 5–10), the pancreas struggles to maintain compensation: fasting blood sugar begins trending toward the upper end of normal (90–99 mg/dL), and post-meal blood sugar stays elevated for longer. In the late stage (years 10–15), beta cell function declines: the pancreas can no longer produce enough insulin to overcome resistance, and fasting blood sugar crosses 100 mg/dL (prediabetes) and eventually 126 mg/dL (diabetes). By the time of diagnosis, roughly 50% of beta cell function has already been lost.

Warning signs that appear before diagnosis

The 10–15 years before a diabetes diagnosis are the window where dietary intervention is most effective. Warning signs include: fasting blood sugar consistently 90–99 mg/dL (high-normal), energy crashes 1–2 hours after carbohydrate-heavy meals, persistent abdominal weight accumulation, elevated triglycerides with low HDL, and acanthosis nigricans (dark patches at skin folds). None of these individually confirms insulin resistance, but their combination signals metabolic deterioration in progress.

The role of dietary intervention

The Diabetes Prevention Program (DPP) — the largest diabetes prevention trial ever conducted — demonstrated that intensive lifestyle intervention (dietary change and modest physical activity) reduced diabetes incidence by 58% over 3 years, significantly outperforming metformin (31% reduction). The window before beta cell dysfunction is the time to act. CNFCD is a science-based dietary coaching method developed by Weikang. Hsien-Hung Shih (ResetWith) provides dietary consultation using CNFCD focused on metabolic restructuring during this critical prevention window.

CNFCD provides dietary and lifestyle guidance only. It does not replace medical diagnosis or treatment. Please consult your physician if you have health concerns.

👉 Ready to address your metabolic health through diet? Feel free to reach out for an initial consultation.

— Hsien-Hung Shih | ResetWith Health Coach | cnfcd.life