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Soy Flour
Legume

Soy Flour

95Health
Score
A+

Soy flour is a nutrient-dense legume powder delivering 50g of complete protein per 100g, plus exceptional fiber, minerals, and bioactive isoflavones that support metabolic and cardiovascular health.

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Why Soy Flour scores 95

Nutrient density35
Protein quality12
Fiber content10
Healthy fats10
Bioactive compounds11
Glycemic impact10
Top nutrients
Copper177.8Manganese137Selenium107.1Vitamin B691.2Thiamin90.7

Nutrition

per_100g

372
Calories
49.8g
Protein
30.6g
Carbs
8.9g
Fat
16g
Fiber

Health benefits

Enhanced cardiovascular health and reduced blood pressure

strong evidence

High potassium content (2,090mg/100g) supports vascular function and sodium-potassium balance; isoflavones improve endothelial function and reduce arterial stiffness

Complete plant-based protein supporting muscle maintenance in aging

strong evidence

50g complete protein per 100g with optimal branched-chain amino acid profile stimulates muscle protein synthesis and prevents sarcopenia

Improved bone density and reduced osteoporosis risk

moderate evidence

Isoflavones, particularly genistein, act as phytoestrogens promoting osteoblast activity; combined with 285mg calcium per 100g supports bone mineral density

Enhanced metabolic health and improved lipid profiles

strong evidence

Soluble fiber and isoflavones reduce LDL cholesterol oxidation and improve HDL/LDL ratios; 16g dietary fiber promotes healthy glucose metabolism

Cognitive function support through choline and folate

moderate evidence

192mg choline and 289mcg folate per 100g are essential for acetylcholine synthesis and methylation pathways critical for neuroplasticity and dementia prevention

Pairs well with

  • ·Pair with vitamin C-rich foods (citrus, bell peppers, tomatoes) to enhance non-heme iron absorption from soy flour's 8.2mg iron per 100g
  • ·Combine with omega-3 sources (ground flaxseed, chia seeds) to synergize anti-inflammatory effects and optimize polyunsaturated fat ratio
  • ·Mix with leafy greens (spinach, kale) to enhance bioavailability of both soy's isoflavones and greens' fat-soluble vitamins through combined lipid content
  • ·Pair with fermented foods (tempeh, miso, yogurt) to improve isoflavone metabolism through established gut microbiota pathways

Practical tips

  • ·Best timing: anytime
  • ·Store soy flour in an airtight container in a cool, dark place or refrigerate after opening to prevent oxidation of polyunsaturated fats; shelf life is 6-8 months when properly stored
  • ·Use defatted soy flour (lower fat content) if cardiovascular lipid management is priority; full-fat soy flour (8.9g fat/100g) provides superior absorption of fat-soluble isoflavones
  • ·Start with 2-3 tablespoons daily mixed into smoothies, baked goods, or pancake batter to assess tolerance; some individuals experience bloating until gut flora adapts (typically 2-3 weeks)
  • ·Source non-GMO or organic soy flour when possible to minimize pesticide residues; look for products with minimal processing to preserve heat-sensitive isoflavones
  • ·Combine with resistant starch sources (green plantains, cooled potatoes) to maximize prebiotic effects and secondary bile acid production supporting cardiovascular health

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