Flour
Flour is a finely ground powder made from grains, legumes, or seeds, serving as a dietary staple and primary source of carbohydrates, B vitamins, and minerals. Nutritional value varies significantly by type and processing method.
Variants (2)
Nutrition Β· per ~30 g serving Β· β ΒΌ cup
- Thiamin0.24 mg20% DV
- Folate54.9 mcg14% DV
- Riboflavin0.15 mg11% DV
- Niacin1.8 mg11% DV
- Selenium10.2 mcg18% DV
- Manganese0.20 mg9% DV
- Iron1.4 mg8% DV
- Calcium4.5 mg<1% DV
- Sugars0.08 g
- Polyphenols~45 mg
Score Β· 60/100
Vitamins & minerals packed in relative to calories β the single biggest driver of the score.
How much protein it delivers, by absolute grams and per calorie.
Dietary fiber for gut health, satiety and steadier blood sugar.
Fat quality β unsaturated vs saturated, and trans-fat free.
Polyphenols, flavonoids and other beneficial plant compounds for this food group.
Low sugar with a high fiber-to-carb ratio scores best β gentler on blood sugar.
- Thiamin65% DV
- Selenium62% DV
- Folate46% DV
- Riboflavin38% DV
- Niacin37% DV
Overview
Flour production dates back thousands of years and remains a foundational food globally. While whole grain flours retain the nutrient-dense bran and germ layers containing fiber, B vitamins, magnesium, and phytochemicals, refined white flour has been stripped of these components and typically requires fortification. For longevity, whole grain and alternative flours (spelt, rye, chickpea, almond) offer superior micronutrient density and slower glucose absorption compared to refined varieties. The specific health impact depends critically on flour type: whole grain flours provide resistant starch and soluble fiber that support gut microbiota and metabolic health, while refined flours cause rapid blood glucose spikes linked to metabolic dysfunction and inflammation. Specialty flours like chickpea flour add plant protein and resistant starch. The fortification of refined flour with iron and B vitamins addresses some nutritional gaps but doesn't replicate the comprehensive benefit profile of whole grain alternatives. Flour choice represents a significant modifiable factor in carbohydrate quality and overall dietary pattern healthfulness.
Health Benefits (5)
- Supports stable blood glucose and metabolic health when using whole grain or low-glycemic varietiesstrongWhole grain flours contain fiber and bran that slow starch digestion and glucose absorption, preventing blood sugar spikes and reducing insulin demand
- Promotes healthy gut microbiota diversity and short-chain fatty acid productionstrongInsoluble fiber and resistant starch in whole grain flour feed beneficial bacteria, producing butyrate that strengthens intestinal barrier and reduces inflammation
- Reduces cardiovascular disease and type 2 diabetes risk with whole grain consumptionstrongWhole grain flour provides B vitamins, magnesium, and polyphenols that support endothelial function, reduce oxidative stress, and improve insulin sensitivity
- Provides sustained energy and improved satiety versus refined flourmoderateHigher fiber content slows gastric emptying and promotes greater satiety hormone release, reducing overall calorie intake and supporting weight management
- Supplies bioavailable iron and B vitamins essential for energy metabolism and neurological functionstrongWhole grain and fortified flours contain thiamine, niacin, folate, and iron required for ATP production, myelin synthesis, and homocysteine metabolism
Food Pairings
- Β·Pair whole grain flour with legumes (lentil pasta, chickpea flour) because complementary amino acids create complete protein profiles and boost fiber intake
- Β·Combine flour-based foods with omega-3 sources (flaxseed, chia seeds) to enhance anti-inflammatory effects and improve micronutrient absorption
- Β·Mix whole grain flour with fermented foods (yogurt, kefir) because probiotics enhance mineral bioavailability and phytochemical digestion
- Β·Pair flour-based meals with vitamin C sources (citrus, tomatoes, peppers) to enhance non-heme iron absorption from fortified and whole grain flours
Practical Tips
- Β·Choose whole grain, sprouted, or alternative flours (spelt, rye, chickpea, almond) over refined white flour to maximize fiber, micronutrient density, and metabolic benefits
- Β·Store whole grain flours in airtight containers in cool, dark conditions or refrigerate to prevent oxidation of beneficial oils and maintain phytochemical stability
- Β·Mix refined and whole grain flours in a 1:1 ratio as a transition strategy to increase fiber intake while maintaining desired baking properties and palatability
- Β·Check labels for 'whole grain as first ingredient' and aim for at least 3g dietary fiber per serving in bread or baked products
- Β·Consider sprouted grain flours which reduce anti-nutrients (phytic acid) and increase bioavailability of minerals like zinc and magnesium
Optimal Timing
Whole grain flour products are best consumed at midday with protein and healthy fat to provide sustained energy, minimize blood glucose spikes, and support afternoon satiety
- Β· late evening
- Β· as sole pre-bedtime food
Refined flour consumed alone on empty stomach causes rapid glucose absorption; pair with protein/fat to moderate glycemic response regardless of timing
Systems supported
body systems this food feedsPathways supported
biochemical reactions enabled by this foodCompared to other grains
PerΒ 100Β g of the default form. Bars show how much higher or lower flour is than the average across 45 peer foods in this category. Green means a favorable direction; amber means the opposite.
What people ask about flour
What is flour?
Flour is classified as a grain. Flour is a finely ground powder made from grains, legumes, or seeds, serving as a dietary staple and primary source of carbohydrates, B vitamins, and minerals.
Is flour healthy?
Flour scores 60/100 in Formulate, making it a moderate choice. Its strongest contributions come from Thiamin, Selenium, Folate. The score blends nutrient density, fiber, healthy fats, protein quality, bioactive compounds, and glycemic impact.
Is flour high in protein?
Not particularly. A 30 g serving provides about 3.1 g of protein (~6% of the 50 g daily value).
Is flour high in fiber?
Not really. A 30 g serving provides about 0.8 g of fiber (~3% of the 28 g daily value).
What vitamins and minerals are in flour?
In a 30 g serving, flour is highest in Thiamin (~20% DV), Selenium (~18% DV), Folate (~14% DV), Riboflavin (~11% DV), Niacin (~11% DV).
Is flour keto-friendly?
Not really. A 30 g serving has about 22.1 g of net carbs (22.9 g total minus 0.8 g fiber).
When is the best time to eat flour?
Best in the midday. Whole grain flour products are best consumed at midday with protein and healthy fat to provide sustained energy, minimize blood glucose spikes, and support afternoon satiety
How much flour should I eat?
A typical serving is around 30 g (~109 kcal), based on the FDA's Reference Amount Customarily Consumed for this food category. There's no fixed daily target β most adults benefit from rotating flour alongside several other grain sources.
What pairs well with flour?
Flour pairs nicely with: Pair whole grain flour with legumes (lentil pasta, chickpea flour) because complementary amino acids create complete protein profiles and boost fiber intake; Combine flour-based foods with omega-3 sources (flaxseed, chia seeds) to enhance anti-inflammatory effects and improve micronutrient absorption; Mix whole grain flour with fermented foods (yogurt, kefir) because probiotics enhance mineral bioavailability and phytochemical digestion; Pair flour-based meals with vitamin C sources (citrus, tomatoes, peppers) to enhance non-heme iron absorption from fortified and whole grain flours.
Supplements that mirror Flour's nutrient profile
Encyclopedia entries that supply the same signature nutrients flour contributes. Click through to see clinical dose ranges, evidence quality, and bioavailable forms.
Signature nutrients in Flour
These are the nutrients flourcontributes meaningfully toward (β₯10% DV per 100Β g serving). Click one to see what it does in the body, which supplements concentrate it, and which other foods are top sources.