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Nutrition et diabète

Ketogenic Diet and Diabetes

The ketogenic diet dramatically reduces carbohydrates to stabilize blood glucose and improve insulin sensitivity.

Definition

A very low-carbohydrate, high-fat diet that promotes ketosis and can significantly improve blood glucose control in diabetic patients. Effectiveness depends on individual factors and requires medical monitoring.

How it works

The ketogenic diet restricts carbohydrates to 20-50g daily, forcing the body to enter ketosis where fat becomes the primary fuel source instead of glucose. This metabolic shift dramatically reduces blood glucose spikes and can improve insulin sensitivity, leading to better diabetes control and potential medication reduction. By eliminating high-glycemic carbohydrates, the diet naturally keeps blood sugar stable throughout the day. However, the ketogenic diet is restrictive and requires careful nutrient planning to avoid deficiencies in fiber, vitamins, and minerals. Long-term sustainability and individual tolerance vary significantly, making professional nutrition guidance essential.

Role

The ketogenic diet stabilizes blood glucose by reducing carbohydrate intake and promoting fat-based metabolism in diabetics.

Examples

  • Fatty fish
  • Avocado
  • Nuts and seeds
  • Cheese
  • Eggs
  • Olive oil
  • Non-starchy vegetables
  • Grass-fed beef

Recommendations

Work with a registered dietitian to plan a nutritionally complete ketogenic diet. Maintain adequate fiber intake through low-carb vegetables. Monitor blood glucose closely and adjust medications under physician supervision. Stay well-hydrated and supplement with electrolytes if needed.

Key takeaway

The ketogenic diet can dramatically stabilize blood glucose in diabetes, but requires professional guidance and careful nutrient planning.

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