Spinach
Negligible carbs; a free food for anyone managing insulin.
FatTonic Facts
Spinach · per serving 2 cups (60g)
Excellent · strongly supports fat-burning
| Factor | Amount | Points |
|---|---|---|
| Start | 100.0 | |
| Glycemic load | 0 | 0.0 |
| Sugar (g) | 0 | 0.0 |
| Processing | whole | 0.0 |
| Fiber (g) | 2 | +3.2 |
| Protein (g) | 2 | +1.4 |
| Capped at 100 | raw 104.6 | = 100 |
| Glycemic index | not tested | |
| Carbs (g) | 2 | |
| Fat (g) | 0 |
Score model v1
Nutrients: USDA FoodData Central, record 168462 (Spinach, raw), public domain, checked 2 Oct 2026.
Glycemic index: not tested — too little carbohydrate to test (University of Sydney GI FAQ); the score assumes 15.
Per 100 g (USDA record; serving 60 g): carbs 3.6, sugar 0.4, fiber 2.2, protein 2.9, fat 0.4 g.
What this means for fat-burning
Why this score: fiber 2 g set it, +3.2 points. Source: USDA FoodData Central, FDC 168462.
See how your whole day scores — free Metabolic Score →This food and 199 more, scored on your phone.
Among the 200 rated foods
Spinach scores 100, rated Excellent. It scores higher than 75% of the 200 rated foods.
Rated foods per band: Avoid 0–19: 11; Poor 20–39: 23; Moderate 40–59: 34; Good 60–79: 45; Excellent 80–100: 87.
Frequently asked questions
Does spinach spike insulin?
Glycemic load 0 for 2 cups (60g); FatTonic Score 100/100 — it strongly supports fat-burning.
Is spinach good for fat loss?
Excellent (100/100): spinach strongly supports fat-burning.
Better in vegetables
Spinach ties for the best in vegetables on this index.