Bob's Red Mill High-Fiber Flour: Calories, Nutrition and Health Benefits
5x the fiber of regular all-purpose flour with a 1:1 baking swap. Packed with resistant starch, folate, and iron for better blood sugar control and digestive health.
Quick Nutrition Facts
Per 1/4 Cup (30g)
| Nutrient | Amount |
|---|---|
| Calories | 100 kcal |
| Protein | 4g |
| Carbohydrates | 21g |
| Fiber | 6g |
| Sugars | 0g |
| Fat | 1g |
| Iron | 1mg |
| Folate | 41mcg |
| Niacin | 1mg |
| Potassium | 33mg |
Macronutrient Breakdown

NUTRITIONIST INSIGHT
Bob's Red Mill High-Fiber Flour delivers 6g of fiber per 30g serving, 5 times more than standard all-purpose flour. The resistant starch acts as a prebiotic, feeding beneficial gut bacteria while helping flatten post-meal blood sugar spikes. A simple 1:1 swap in your recipes can meaningfully boost daily fiber intake.
Myth Busters
MYTH #1: High-Fiber Flour Is Hard to Digest and Causes Bloating
TRUTH: Abrupt large increases in fiber can cause temporary gas, but the resistant starch in this flour is a prebiotic that supports digestive health and prevents constipation. Start by replacing 50% of your flour and increase gradually.
MYTH #2: Fiber Flour Doesn't Taste Good or Bake Well
TRUTH: This flour is engineered as a cup-for-cup swap for all-purpose flour. The texture and taste are nearly identical in baked goods, meaning whole grain fiber benefits without sacrificing baking quality.
MYTH #3: Only Diabetics Need High-Fiber Flour
TRUTH: Fiber benefits everyone. Regular whole grain intake is linked to 22% lower cardiovascular mortality and 21% lower colorectal cancer risk. The prebiotic resistant starch also supports immune function via gut health.
MYTH #4: Fiber Is Destroyed During Baking
TRUTH: Dietary fiber, including resistant starch, survives typical baking temperatures (175-205C). While some RS converts to digestible starch at extreme heat, the majority remains intact in bread, muffins, and cookies.
MYTH #5: High-Fiber Flour Has Way Fewer Calories Than Regular Flour
TRUTH: At 100 kcal per 30g vs ~110 kcal for all-purpose flour, the calorie difference is modest. The real benefit is lower net carbs (15g vs ~23g) and slower glucose absorption from fiber, not fewer calories.
NutriScore by Health Goals
| Health Goal | NutriScore | Why This Score? |
|---|---|---|
| Weight Loss | ![]() | 100 calories with 6g fiber per serving promotes fullness. Resistant starch aids appetite control. Use as 1:1 swap to cut net carbs. |
| Muscle Gain | ![]() | 4g protein per serving, higher than standard flour (2.7g). Good carb source (21g) for glycogen replenishment in baked pre/post-workout snacks. |
| Diabetes Management | ![]() | Estimated low-medium GI (40-55), low GL (~7). Resistant starch reduces postprandial glucose. Still count 21g carbs per serving. |
| PCOS Management | ![]() | Low GL helps manage insulin response. Fiber slows carb absorption. Use measured portions in baking. |
| Pregnancy Nutrition | ![]() | 10% DV folate (41mcg) supports fetal development, 6% DV iron for blood volume. Mayo Clinic recommends whole grains during pregnancy. Fiber prevents constipation. |
| Viral/Flu Recovery | ![]() | Provides sustained energy from complex carbs. Not a direct immune booster but supports gut health via prebiotic fiber. |
PERSONALIZED NUTRITION
Track your meals with NutriScan for personalized NutriScores based on your specific health goals!
Blood Sugar Response to High-Fiber Flour
Understanding how high-fiber flour affects your blood glucose helps you make informed baking and meal decisions.
Typical Glucose Response Curve
*This chart shows typical blood glucose response for general healthy individuals. Individual responses may vary. Not medical advice.*
How to Flatten the Spike
Pairing high-fiber flour foods with protein or healthy fat slows glucose absorption and reduces the peak blood sugar level:
- 🥚 Eggs in baking - Adds protein and healthy fats directly into your recipe
- 🥜 Nut butter spread - Healthy fats and protein on high-fiber flour toast or pancakes
- 🫒 Olive oil in dough - Monounsaturated fats slow gastric emptying
- 🍋 Vinegar-based sides - Acetic acid reduces post-meal glucose when served alongside baked goods
This combination not only reduces the glucose spike but also extends energy release, keeping you fuller for longer.
Cultural Significance
Flour milling is one of humanity's oldest technologies, spanning over 10,000 years of civilization.
Historical Journey:
- Stone querns in the Fertile Crescent (~10,000 BCE) ground whole wheat, producing 100% whole grain flour by default
- Ancient Egypt built its economy on wheat; bread was both currency and religious offering
- The Industrial Revolution (1870s) introduced steel roller mills that stripped bran and germ, reducing fiber from ~12% to just 2%
- The US began mandatory flour enrichment in 1941 after widespread B-vitamin deficiency
Modern Revival:
- Products like Bob's Red Mill High-Fiber Flour represent a full-circle return to ancestral nutrition
- Modern food science restores the fiber and resistant starch profile of ancient whole grain flour
- High-fiber flour enables the nutritional benefits of whole grains with the baking performance of refined flour
- Bob's Red Mill, founded in 1978 in Milwaukee, Oregon, is a pioneer in stone-ground and specialty flours
Compare & Substitute
High-Fiber Flour vs Similar Flours (Per 100g)
| Nutrient | Bob's HF Flour | All-Purpose Flour | Whole Wheat Flour | Almond Flour |
|---|---|---|---|---|
| Calories | 333 kcal | 364 kcal | 340 kcal | 571 kcal |
| Carbs | 70g | 76g | 72g | 20g |
| Fiber | 20g | 2.7g | 10.7g | 10g |
| Protein | 13.3g | 10.3g | 13.2g | 21g |
| Fat | 3.3g | 1g | 2.5g | 50g |
| Iron | 3.3mg | 4.6mg | 3.6mg | 3.7mg |
| Sugar | 0g | 0.3g | 0.4g | 4.9g |
| Best For | Blood sugar control, baking swap | General baking, light texture | Dense baking, full nutrition | Keto, gluten-free baking |
Frequently Asked Questions
Is Bob's Red Mill High-Fiber Flour good for weight loss?
Yes, it supports weight loss with 6g fiber per 30g serving that promotes fullness and slows digestion. At 100 calories per serving, it is comparable to regular flour but the high fiber content helps control appetite and reduces net carbs to 15g per serving.
Best practices: Use as a 1:1 swap in recipes you already make, pair baked goods with protein, and track portions with NutriScan app.
Can diabetics use this flour?
Yes. With an estimated low-medium GI (40-55) and low glycemic load (~7 per serving), the resistant starch and fiber slow glucose absorption. Whole grain intake has been shown to reduce fasting glucose in long-term studies.
Tips for diabetics:
- Count 21g total carbs per serving in your meal plan
- Pair baked goods with protein or healthy fat
- Choose recipes with eggs, nuts, or olive oil for slower absorption
- Monitor blood sugar 2 hours after eating
How does this compare to regular all-purpose flour?
Per 30g serving: 100 kcal vs 110 kcal, 6g fiber vs 0.8g, 4g protein vs 3.1g, and 0g sugar vs 0.1g. The biggest difference is fiber: 5x more than all-purpose flour. Net carbs drop from ~23g to 15g per serving.
What is resistant starch and why does it matter?
Resistant starch is a type of fiber that resists digestion in the small intestine and reaches the colon intact. There it acts as a prebiotic, feeding beneficial gut bacteria like Bifidobacterium and Lactobacillus. This supports immune function, improves insulin sensitivity, and helps manage blood sugar levels.
Is this flour safe during pregnancy?
Yes. It provides 10% DV folate (41mcg) per serving, essential for fetal neural tube development. It also supplies 6% DV iron for increased blood volume demands. The fiber helps prevent pregnancy-related constipation. Mayo Clinic recommends whole grains as part of pregnancy nutrition.
Can I use this flour for all types of baking?
It works as a 1:1 swap for all-purpose flour in most recipes including bread, muffins, pancakes, cookies, and pizza dough. Some recipes may need 1-2 tablespoons of extra liquid due to increased fiber absorption. Start with a direct swap and adjust moisture as needed.
Track your meals with NutriScan app to see how high-fiber flour fits your personal nutrition goals.
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