Grapefruit, raw, pink and red, California and Arizona & Diabetes
Low glycemic impact for the stated serving. Glycemic load of 4.8 per 100g.
✅ Nutrition data verified · GL 4.8/100g · GI 49.1 · TIER 3 ⚠️ GI: Subcategory Estimate
GI estimated from food subcategory average — not directly tested on this food. [1] [3]
Blood Sugar Response
Nutrition Profile
This Version vs the Family
For sodium, this version sits just above its siblings: 1 mg per 100g, marginally over the family average (0-1 mg per 100g). At the high end for glycemic load: 4.8 per 100g, about 25% above the family average, inside a 3.1-4.8 per 100g spread.
Glycemic load across the 7-item Grapefruit group runs 3.1 to 4.8 per 100g, so the version matters as much as the food. The rest of the family: Florida (2), All areas, All areas.
Glycemic Load by Serving Size
| Portion | Weight | Carbs | Glycemic Load | Verdict |
|---|---|---|---|---|
| ½ Serving | 62g | 6.0g | 3.0 | Friendly |
| Standard Serving | 123g | 11.9g | 5.9 | Friendly |
| Restaurant Portion | 246g | 23.8g | 11.8 | Moderate |
GL ≤10 = Low (Friendly) · 11–19 = Moderate · ≥20 = High (Limit).
The page-level verdict is based on GL per 100g; this table shows how portion size changes the actual GL you get.
Better Alternatives
🍎 Olives, pickled, canned or bottled, green
GL 0.3/100g — Low GL
Fiber 3.3g/100g. Rated diabetes-friendly — lower glycemic impact than your current selection.
Olives, pickled, canned or bottled, green & diabetes →🍎 Avocados, raw, all commercial varieties
GL 0.9/100g — Low GL
Fiber 6.7g/100g. Rated diabetes-friendly — lower glycemic impact than your current selection.
Avocados, raw, all commercial varieties & diabetes →🍎 Avocados, raw, California
GL 0.9/100g — Low GL
Fiber 6.8g/100g. Rated diabetes-friendly — lower glycemic impact than your current selection.
Avocados, raw, California & diabetes →🍎 Avocados, raw, Florida
GL 1.1/100g — Low GL
Fiber 5.6g/100g. Rated diabetes-friendly — lower glycemic impact than your current selection.
Avocados, raw, Florida & diabetes →Related Fruits and Fruit Juices Options
Frequently Asked Questions
Is Grapefruit pink and red California and Arizona good for diabetes?
Grapefruit pink and red California and Arizona scores a GL of 4.8 on the glycemic scale. For context, ≤10 is considered low. This is general dietary information and should not replace personalized guidance from your care team.
What is the glycemic load of Grapefruit pink and red California and Arizona?
Per 100g, Grapefruit pink and red California and Arizona has a GL of 4.8. This means one standard serving (1 medium) provides approximately 5.9 GL — which is low.
Does Grapefruit pink and red California and Arizona spike blood sugar?
With only 0g of fiber per 100g, Grapefruit pink and red California and Arizona's GL of 4.8 means the blood sugar impact is low. The carbohydrates digest and absorb quickly. Pairing with protein and high-fiber foods can help slow absorption.
Is the GI value accurate?
The GI of 49.1 for Grapefruit pink and red California and Arizona is estimated (Tier 3), not directly ISO-tested on this specific food. It is based on the weighted average GI of foods in the Fruits and Fruit Juices category from the International GI Tables (Atkinson et al., 2021). Actual GI may vary by variety, ripeness, cooking method, and individual response. We display estimated values with full transparency so you can make informed decisions.
Where This Data Comes From
Data Tier: TIER 3 — estimated from category average
Glycemic Index (GI): 49.1 — subcategory_avg:Fruits and Fruit Juices. Source: International GI Tables (Atkinson, Brand-Miller et al., Diabetes Care, 2021). University of Sydney GI Research Service.
GL (per serving, 123.0g) = 4.8 × 123.0 ÷ 100 = 5.9
Nutrition Data: USDA FoodData Central, SR Legacy Release (April 2018). FDC ID: 174674. Data are in the public domain (CC0 1.0).
GL Classification: ≤10 = Low (Low GL), 11–19 = Moderate (Eat in Moderation), ≥20 = High (Limit). Based on University of Sydney Glycemic Index Foundation classification.
⚠️ GI value is estimated, not directly ISO-tested on this specific food. Actual GI may vary by variety, cooking method, and individual glycemic response.
Cite this page: GlycemicWise. “Grapefruit, raw, pink and red, California and Arizona — Glycemic Load & Diabetes Reference.” GlycemicWise, July 2026. https://glycemicwise.com/foods/grapefruit-raw-pink-and-red-california-and-arizona/
Dietary reference — not medical advice. This page provides evidence-based dietary reference information for general educational purposes. It is not a substitute for professional medical advice, diagnosis, or treatment. Individual blood sugar responses vary significantly. Always check your blood glucose to understand your personal response to foods, and talk to your doctor or a registered dietitian before changing your diet. Data sources are cited above and publicly available from the USDA and the University of Sydney Glycemic Index Research Service.