Does beetroot juice affect blood sugar levels?

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Written by

Leilani Ibeh
Published: October 07, 2025
Updated: October 07, 2025

Beetroot juice has natural sugars, leading to inquiries about its impact on blood sugar levels. As someone who constantly tests a glucose meter, I decided to test them out for myself. In doses, diabetics can enjoy it safely. The most important part is being familiar with its distinct glycemic characteristics and timing your ingestion accordingly.

Glycemic Response Factors

  • Moderate glycemic index around 64 compared to sugary drinks
  • Fiber loss during juicing increases sugar absorption rate
  • Natural sugars balanced by polyphenols slowing glucose release

Diabetic Consumption Tips

  • Portion control limits to 100-150ml per serving
  • Always pair with protein or healthy fats
  • Test glucose before and 2 hours after consumption

Storage Impact on Sugar

  • Fermentation begins after 72 hours increasing alcohol content
  • Refrigeration slows sugar breakdown significantly
  • Fresh juice maintains optimal glycemic properties
Beverage Sugar Content Comparison (Per 150ml)
BeverageBeetroot JuiceSugar (g)13gGlycemic Index64Diabetic Safety
Moderate
BeverageOrange JuiceSugar (g)21gGlycemic Index76Diabetic Safety
Limited
BeverageApple JuiceSugar (g)18gGlycemic Index82Diabetic Safety
Limited
BeverageTomato JuiceSugar (g)5gGlycemic Index38Diabetic Safety
Good
Values based on USDA nutritional data

My diabetic clients find that they can successfully use beetroot juice by timing it appropriately. Eating breakfast in the morning helps balance out the overnight fasting. Please don't drink it alone; always have it with nuts or cheese. I suggest experimenting with different combinations to find what works best for you. The one-time small servings are far less impactful than consistency.

Homemade juice has greater sugar control than store-bought juice. You eliminate the extra sweeteners added to store-bought juices. My recipe includes lemon juice to further stabilize the glycemic response. Individuals with insulin resistance will derive the most benefit from this method. Always measure by weight using a kitchen scale.

The blood sugar response varies considerably from individual to individual; as insulin sensitivity and activity significantly impact the results. I relate to the idea that pre-workout juice and afternoon juice have different effects. Keep a specific log tracking portion, timing, and glucose values down to every 10-15 minutes. In three weeks, you will begin to see consistent patterns emerge that will help personalize the changes.

Read the full article: 10 Powerful Benefits Beetroot Juice for Health

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