Whey protein powder
Low GI
GL 1.9 per cup (97 g) · GL 2 per 100 g
- Excellent source of complete protein
- Highly processed dairy derivative
Whey protein powder has a glycemic index of 30 (Low). One cup (97 g) adds a glycemic load of 1.9.
Reviewed Aug 6, 2026 · Sources: USDA FoodData Central #173180 , Logi Nutrition Team · Not medical advice · Report an error
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Forms of Whey protein powder
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Whey protein powder is one of the 11,117 foods Logi scores when you photograph a meal — with the portion.
Portions
| Portion | Grams | GL |
|---|---|---|
| 1 cup | 97 g | 1.9 |
Nutrition Facts (per 100g)
per 100g
| Calories | 400 kcal |
| Carbohydrates | 8 g |
| Sugars (Total) | 6 g |
| Natural | 6 g |
| Added | 0 g |
| Fiber | 1 g |
| Soluble | 0.4 g |
| Insoluble | 0.6 g |
| Protein | 80 g |
| Fat | 7 g |
| Saturated | 4 g |
| Unsaturated | 3 g |
| Sodium | 200 mg |
Processing Level
Why this score?
- Excellent source of complete protein
- Low carbohydrate and sugar content
- Highly processed dairy derivative
- Potential to spike insulin response
- Lacks whole-food nutrients
Low-GI recipes on Logi Food Coach
Frequently Asked Questions
What is the glycemic index of Whey protein powder?
Whey protein powder has a glycemic index of 30 (Low). One cup (97 g) has a glycemic load of 1.9; per 100 g the glycemic load is 2.
Is Whey protein powder good for people with insulin resistance?
Whey protein powder has a low glycemic index (30), making it a good option for people with insulin resistance. It causes a slow, gradual rise in blood sugar.
Which form of Whey protein powder has the lowest glycemic load?
Whey protein powder has the lowest glycemic load of all forms of Whey protein powder in this database (2 per 100 g).
Check Whey protein powder in the Logi app, with your portion.
