Quick Carb Snapshot
- Carbs (per 100 g): ~88 g
- Carbs (standard portion): ~8 g per tablespoon
- Glycemic Index: High
- Best Substitutes: Xanthan gum, glucomannan, guar gum
- Blood Sugar Impact: High
- Keto-Friendly? No
Key Traits
- Texture: Fine white powder; thickens smoothly
- Flavor: Neutral
- Carb Impact: Very high (starch)
- GI / GL Notes: Refined starch with high glycemic effect
- Common Uses: Gravies, fruit fillings, gluten-free baking
Best For
- Gluten-free thickening when carbs are not restricted
- Clear, glossy sauces
- Fruit fillings where cornstarch is usually used
Avoid For
- Low-carb or keto eating
- Diabetic-friendly meal planning
- Frequent thickening where carbs add up quickly
Why Arrowroot Powder Are High-Carb
Texture & Structure
- Thickens similarly to cornstarch
- Creates a glossy, smooth finish
- Can thin out if overcooked in some sauces
Flavor & Nutrition
- Neutral taste, but nearly pure starch
- Very little fiber or protein
- Carbs add up quickly with multiple tablespoons
Best Low-Carb Ways to Replace Arrowroot Powder
Low-Carb Swaps by Use
- Sauces & gravies: Xanthan gum (tiny amounts)
- Soups: Guar gum or a small amount of cream cheese
- Thick “custard” textures: Glucomannan (konjac)
Tips for Successful Swaps
- Start with very small amounts—gums thicken fast
- Whisk thoroughly to prevent clumps
- Let sauces rest briefly to reach final thickness
Storage & Shelf Life
Pantry
Store sealed in a cool, dry place to prevent moisture clumping.
Cooked
Thickened sauces keep 3–4 days refrigerated; reheat gently.
Signs It Has Gone Bad
- Musty odor
- Clumping from moisture
- Discoloration or pests
Allergy & Dietary Flags
- Gluten-Free: Yes
- Nuts: No
- Nightshade: No
- Vegan / Vegetarian: Yes
Related Ingredients
Often compared to cornstarch and tapioca starch, arrowroot powder is best replaced with
xanthan gum or glucomannan for low-carb thickening.