Plantains are very limited on keto. At ~34.5g net carbs per 100g (and typical portions are larger), even a small serving uses up most of a daily carb budget—more so when fried or very ripe. Keep portions tiny and track carefully.
Is Plantain Keto?
Tropical

KETO VERDICTLIMIT
Plantains are very limited on keto. At ~34.5g net carbs per 100g (and typical portions are larger), even a small serving uses up most of a daily carb budget—more so when fried or very ripe. Keep portions tiny and track carefully.
- Net carbs (100g)34.5g
- Protein (100g)1.3g
- Fat (100g)0.4g
- Keto verdictLimit portions
NUTRITION FACTS
Per 100g (raw)
Net Carbs
34.5g
Total Carbs
36.7g
Fiber
2.2g
Protein
1.3g
Fat
0.4g
Calories
122
Source: USDA FoodData Central
WHY TO LIMIT IT ON KETO
- Very high net carbs (~34.5g/100g) exceed most keto daily limits
- Starchy composition similar to potatoes with high glycemic load
- Frying/dehydrating concentrates carbs per bite and adds calories
- Minimal fat content offers no ketogenic advantage
- Typical servings (100–200g) magnify carb impact
- Riper plantains are sweeter and higher in sugar per portion
HEALTH BENEFITS
- Good potassium source for muscle and heart function (outside strict keto)
- Unripe (green) plantains contain resistant starch that may support gut health
- Provides vitamin A for vision and immune support
- Contains vitamin C with antioxidant activity
- Offers vitamin B6 for energy metabolism and brain function
- Provides magnesium contributing to bone health and energy production
PREPARATION SUGGESTIONS
AVOID ON STANDARD KETO
Skip plantains on standard ketogenic diets to maintain ketosis.
CYCLICAL/TARGETED KETO
Reserve small amounts for planned carb refeed days or post-workout (TKD/CKD).
MINIMAL GREEN PLANTAIN
If used, a tiny portion of boiled green plantain for resistant starch—still track carbs.
PLANTAIN CHIPS WARNING
Chips are highly concentrated carbs and often fried—avoid.
TRADITIONAL DISHES
Favorites like tostones/maduros are not keto-compatible; choose low-carb sides instead.
KETO ALTERNATIVES
Use radish chips, jicama fries, zucchini rounds, or riced cauliflower in recipes.