Buckwheat Flour — USDA FoodData Central nutrition facts (per 100g)

| Nutrient | Amount per 100g |
| --- | --- |
| Ash | 1.57 g |
| Beta-glucan | 0 g |
| Biotin | 15.1 µg |
| Calcium, Ca | 30.6 mg |
| Carbohydrate, by difference | 75 g |
| Copper, Cu | 0.53 mg |
| Energy | 358 kcal |
| Energy (Atwater General Factors) | 358 kcal |
| Energy (Atwater Specific Factors) | 334 kcal |
| Fiber, total dietary | 10.4 g |
| High Molecular Weight Dietary Fiber (HMWDF) | 10.7 g |
| Iron, Fe | 3.84 mg |
| Low Molecular Weight Dietary Fiber (LMWDF) | 0 g |
| Magnesium, Mg | 167 mg |
| Manganese, Mn | 1.54 mg |
| Molybdenum, Mo | 44.6 µg |
| Niacin | 3.84 mg |
| Nitrogen | 1.52 g |
| Phosphorus, P | 282 mg |
| Potassium, K | 378 mg |
| Protein | 8.88 g |
| Riboflavin | 0.16 mg |
| Selenium, Se | 15.7 µg |
| Sodium, Na | 0 mg |
| Starch | 59 g |
| Thiamin | 0.241 mg |
| Total dietary fiber (AOAC 2011.25) | 11.4 g |
| Total lipid (fat) | 2.48 g |
| Vitamin B-6 | 0.17 mg |
| Water | 12 g |
| Zinc, Zn | 1.76 mg |

Values are raw as published by USDA at the 100g basis — not rounded per 21 CFR 101.9(c) label-declaration rules, and 100g is USDA's publication basis, not a serving size any US nutrition label declares against.

Source: USDA FoodData Central, FDC ID 2512374, usda_ff (released 2026-04-30). https://bettermenu.live/tools/ingredient-search/us/foods/buckwheat-flour-2512374/