Hart's Natural Protein Bar
Low GI
GL 13 per 100 g
- High protein content
- Processed ingredients
Hart's Natural Protein Bar has a glycemic index of 40, lower than plain High Protein Bar (45).
Updated Apr 4, 2026 · Sources: Logi Nutrition Team (USDA-derived composition, AI-assisted) · Not medical advice · Report an error
Forms of High Protein Bar
- GI 45 · GL 16 per 100 g
High Protein Bar - GI 20 · GL 3.6 per 100 g sugar freebrand: adonis
Keto protein bar - GI 25 · GL 6 per 100 g sugar free
High-protein bread - GI 25 · GL 8 per 100 g chocolatemint
Chocolate mint chip bar - GI 25 · GL 8 per 100 g brand: iqbarwild blueberry
IQBAR Wild Blueberry Protein Bar - GI 30 · GL 9 per 100 g brand: barebellschocolate
Barebells Coco Choco Protein Bar - Coconut protein barGI 35 · GL 11 per 100 g coconut
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Hart's Natural Protein Bar is one of the 11,117 foods Logi scores when you photograph a meal — with the portion.
Nutrition Facts (per 100g)
per 100g
| Calories | 370 kcal |
| Carbohydrates | 32 g |
| Sugars (Total) | 12 g |
| Natural | 4 g |
| Added | 8 g |
| Fiber | 8 g |
| Soluble | 2.4 g |
| Insoluble | 5.6 g |
| Protein | 28 g |
| Fat | 13 g |
| Saturated | 4.5 g |
| Unsaturated | 7.5 g |
| Sodium | 250 mg |
Processing Level
Why this score?
- High protein content
- Contains dietary fiber
- Processed ingredients
- Contains added sugars
- Moderate sodium content
Low-GI recipes on Logi Food Coach
Frequently Asked Questions
What is the glycemic index of Hart's Natural Protein Bar?
Hart's Natural Protein Bar has a glycemic index of 40 (Low) and a glycemic load of 13 per 100 g.
Is Hart's Natural Protein Bar good for people with insulin resistance?
Hart's Natural Protein Bar has a low glycemic index (40), making it a good option for people with insulin resistance. It causes a slow, gradual rise in blood sugar.
Which form of High Protein Bar has the lowest glycemic load?
Among the forms of High Protein Bar in this database, Keto protein bar has the lowest glycemic load (3.6 per 100 g).
Check Hart's Natural Protein Bar in the Logi app, with your portion.
