Blackberries can be included in a measured fruit portion. Their fiber is already deducted in the displayed net-carb estimate. The published reference is 4.3g net carbs per 100 g.
Is Blackberry Keto?

YOUR PORTION
How much are you having?
Per 100 g (raw). USDA FoodData Central.
Scales this reference to your portion, with no extra deductions. Calculation and units.
4.3gnet carbs in your portion
- Total carbs
- 9.6g
- Fiber
- 5.3g
- Protein
- 1.4g
- Fat
- 0.5g
- Calories
- 43
The 100 g reference amount provides 4.3g net carbs and can fit common keto portions.
- Net carbs (100 g)4.3g
- Protein (100 g)1.4g
- Fat (100 g)0.5g
- Keto verdictKeto-friendly
NUTRITION FACTS
Per 100 g (raw)
Source: USDA FoodData Central reference record
Source fit: generic reference; variety, brand, or preparation may differ
Net-carb calculation: total carbohydrate - fiber
Generic reference: Blackberries, raw. September 2026 arithmetic review used the existing USDA snapshot accessed 2026-07-09; it was not a fresh branded-product label check.
Nutrition record reviewed 2026-09-05. Maintained by KetoLens Team.
WHY IT'S KETO-FRIENDLY
- Do not subtract fiber again from the net-carb result when recording your portion.
PREPARATION SUGGESTIONS
BERRY COMPOTE
Simmer blackberries with a splash of water and erythritol; thicken lightly with Psyllium Husk for a topping on keto pancakes or cheese platters.
DARK CHOCOLATE DIP
Dip fresh berries in melted Dark Chocolate (85%) for an antioxidant-rich, low-carb dessert.
SMOOTHIE BOWL
Blend frozen blackberries with Coconut Milk (Full Fat); top with Coconut Flakes and nuts.
BREAKFAST BOWL
Mix berries with Greek Yogurt (Full Fat), Walnuts, and a sprinkle of erythritol.
SALAD ACCENT
Add to Kale or Spinach salads with Goat Cheese, Pecans, and Olive Oil dressing.
KETO PIE FILLING
Cook berries with lemon and sweetener; thicken with a minimal amount of Psyllium Husk for a low-carb filling.