Soy protein isolate vs Soy milk
Nutrition comparison per 100g · USDA SR Legacy & USDA Foundation Foods
Soy protein isolate, potassium type is higher in more vitamins & minerals
Calories (kcal)
Soy protein 321
Soy milk —
Protein (g)
Soy protein 88.3
Soy milk 3.55
Carbs (g)
Soy protein 2.59
Soy milk 1.29
Fat (g)
Soy protein 0.530
Soy milk 2.13
Fiber (g)
Soy protein 0
Soy milk 0
Quick answers
Which has more protein?
Soy protein isolate, potassium type — 88.3g vs 3.55g per 100g.
Which is more nutrient-dense?
Soy protein isolate, potassium type scores higher in more vitamins and minerals per 100g, though both foods can be part of a healthy diet.
Full Nutrition Comparison
All values per 100g edible portion. Green = Food A higher · Blue = Food B higher
| Nutrient | Soy protein isolate | Soy milk | Diff |
|---|---|---|---|
| Energy | |||
| Energy | 321 kcal | — | |
| Macronutrients | |||
| Water | 4.98 g | 92.4 g | -95% |
| Protein | 88.3 g | 3.55 g | +2390% |
| Total lipid (fat) | 0.530 g | 2.13 g | -75% |
| Carbohydrate, by difference | 2.59 g | 1.29 g | +100% |
| Fiber, total dietary | 0 g | 0 g | = |
| Sugars, Total | — | 0.557 g | |
| Fats & Fatty Acids | |||
| Fatty acids, total saturated | 0.077 g | 0.314 g | -75% |
| Fatty acids, total monounsaturated | 0.117 g | 0.416 g | -72% |
| Fatty acids, total trans | 0 g | 0 g | = |
| Cholesterol | 0 mg | — | |
| Vitamins | |||
| Vitamin C, total ascorbic acid | 0 mg | — | |
| Thiamin (Vitamin B1) | 0.176 mg | 0.063 mg | +179% |
| Riboflavin (Vitamin B2) | 0.100 mg | 0.084 mg | +19% |
| Niacin (Vitamin B3) | 1.44 mg | 0.236 mg | +510% |
| Pantothenic acid (Vitamin B5) | 0.060 mg | — | |
| Vitamin B-6 — Pyridoxine | 0.100 mg | 0.055 mg | +81% |
| Biotin (Vitamin B7) | 176 ug | 19.7 ug | +794% |
| Folate, total (Vitamin B9) | 0 ug | — | |
| Choline, total | 191 mg | — | |
| Vitamin B-12 — Cobalamin | 0 ug | 0.393 ug | -100% |
| Vitamin A, RAE | 0 ug | 58.2 ug | -100% |
| Carotene, beta | 0 ug | 0 ug | = |
| Carotene, alpha | 0 ug | 0 ug | = |
| Vitamin E (alpha-tocopherol) | 0 mg | 0.156 mg | -100% |
| Vitamin D (D2 + D3) | 0 ug | 0.681 ug | -100% |
| Minerals | |||
| Calcium, Ca | 178 mg | 101 mg | +76% |
| Iron, Fe | 14.5 mg | 0.542 mg | +2577% |
| Magnesium, Mg | 39.0 mg | 21.5 mg | +81% |
| Phosphorus, P | 776 mg | 68.7 mg | +1030% |
| Potassium, K | 1590 mg | 158 mg | +905% |
| Sodium, Na | 50.0 mg | 34.3 mg | +46% |
| Zinc, Zn | 4.03 mg | 0.312 mg | +1192% |
| Copper, Cu | 1.60 mg | 0.108 mg | +1383% |
| Manganese, Mn | 1.49 mg | 0.208 mg | +619% |
| Selenium, Se | 0.800 ug | 1.94 ug | -59% |
| Other Nutrients | |||
| Energy (Atwater General Factors) | — | 38 kcal | |
| Energy (Atwater Specific Factors) | — | 38 kcal | |
| Energy | 1345 kj | — | |
| Nitrogen | — | 0.567 g | |
| Total fat (NLEA) | — | 1.88 g | |
| Ash | 3.58 g | 0.635 g | +464% |
| Carbohydrate, by summation | — | 0 g | |
| Total Sugars | 0 g | — | |
| Sucrose | — | 0.557 g | |
| Glucose | — | 0 g | |
| Fructose | — | 0 g | |
| Lactose | — | 0 g | |
| Maltose | — | 0 g | |
| Galactose | — | 0 g | |
| Iodine, I | — | 0 ug | |
| Molybdenum, Mo | — | 58.4 ug | |
| Biotin | — | 3.34 ug | |
| Folic acid (Vitamin B9 — synthetic) | 176 ug | — | |
| Folate, DFE (Vitamin B9 — dietary folate equivalents) | 176 ug | — | |
| Vitamin B-12, added | 0 ug | — | |
| Retinol | 0 ug | 58.2 ug | -100% |
| cis-beta-Carotene | — | 0 ug | |
| trans-beta-Carotene | — | 0 ug | |
| Carotene, gamma | — | 0 ug | |
| Beta-carotene (Provitamin A) | 0 ug | 0 ug | = |
| Cryptoxanthin, alpha | — | 0 ug | |
| Vitamin A, IU | 0 IU | — | |
| Beta-cryptoxanthin (Provitamin A) | 0 ug | 0 ug | = |
| cis-Lycopene | — | 0 ug | |
| trans-Lycopene | — | 0 ug | |
| Lycopene | 0 ug | 8.22 ug | -100% |
| cis-Lutein/Zeaxanthin | — | 0.965 ug | |
| Zeaxanthin | — | 7.26 ug | |
| Vitamin E, added | 0 mg | — | |
| Vitamin E — Beta-Tocopherol (β-Tocopherol) | — | 0 mg | |
| Vitamin E — Gamma-Tocopherol (γ-Tocopherol) | — | 1.42 mg | |
| Vitamin E — Delta-Tocopherol (δ-Tocopherol) | — | 0.874 mg | |
| Vitamin E — Alpha-Tocotrienol (α-Tocotrienol) | — | 0 mg | |
| Vitamin E — Beta-Tocotrienol (β-Tocotrienol) | — | 0 mg | |
| Vitamin E — Gamma-Tocotrienol (γ-Tocotrienol) | — | 0 mg | |
| Vitamin E — Delta-Tocotrienol (δ-Tocotrienol) | — | 0 mg | |
| Vitamin D (D2 + D3 — total) | 0 IU | 27.2 IU | -100% |
| Vitamin D2 — Ergocalciferol (plant source) | — | 0.681 ug | |
| Vitamin D3 — Cholecalciferol (animal / sunlight source) | — | 0 ug | |
| Vitamin K1 — Phylloquinone | 0 ug | — | |
| SFA 4:0 (Butyric acid) | 0 g | 0 g | = |
| SFA 5:0 | — | 0 g | |
| SFA 6:0 (Caproic acid) | 0 g | 0 g | = |
| SFA 7:0 | — | 0 g | |
| SFA 8:0 (Caprylic acid) | 0 g | 0 g | = |
| SFA 9:0 | — | 0 g | |
| SFA 10:0 (Capric acid) | 0 g | 0 g | = |
| SFA 11:0 (Undecanoic acid) | — | 0 g | |
| SFA 12:0 (Lauric acid) | 0 g | 0 g | = |
| SFA 14:0 (Myristic acid) | 0.001 g | 0.004 g | -74% |
| SFA 15:0 (Pentadecanoic acid) | — | 0.002 g | |
| SFA 16:0 (Palmitic acid) | 0.056 g | 0.218 g | -74% |
| SFA 17:0 (Margaric acid) | — | 0.002 g | |
| SFA 18:0 (Stearic acid) | 0.019 g | 0.073 g | -74% |
| SFA 20:0 (Arachidic acid) | — | 0.006 g | |
| SFA 21:0 | — | 0 g | |
| SFA 22:0 (Behenic acid) | — | 0.007 g | |
| SFA 23:0 | — | 0 g | |
| SFA 24:0 (Lignoceric acid) | — | 0.002 g | |
| MUFA 12:1 | — | 0 g | |
| MUFA 14:1 c | — | 0 g | |
| MUFA 15:1 (Pentadecenoic acid) | — | 0 g | |
| MUFA 16:1 (Omega-7, Palmitoleic acid) | 0.001 g | — | |
| MUFA 16:1 c (Omega-7, Palmitoleic acid — cis) | — | 0.002 g | |
| MUFA 17:1 (Heptadecenoic acid) | — | 0.001 g | |
| MUFA 17:1 c | — | 0.001 g | |
| MUFA 18:1 (Omega-9, Oleic acid family) | 0.116 g | — | |
| MUFA 18:1 c (Omega-9, Oleic acid — cis) | — | 0.409 g | |
| MUFA 20:1 (Omega-9, Gondoic / Gadoleic acid) | 0 g | — | |
| MUFA 20:1 c | — | 0.005 g | |
| MUFA 22:1 (Omega-9, Erucic acid family) | 0 g | — | |
| MUFA 22:1 c (Omega-9, Erucic acid — cis) | — | 0 g | |
| MUFA 22:1 n-9 | — | 0 g | |
| MUFA 22:1 n-11 | — | 0 g | |
| MUFA 24:1 c (Omega-9, Nervonic acid — cis) | — | 0 g | |
| Fatty acids, total polyunsaturated | 0.299 g | 1.15 g | -74% |
| PUFA 18:2 (Omega-6, Linoleic acid) | 0.264 g | — | |
| PUFA 18:2 c | — | 0.988 g | |
| PUFA 18:2 n-6 (Omega-6, LA — Linoleic acid) | — | 0.988 g | |
| PUFA 18:2 CLAs | — | 0 g | |
| PUFA 18:3 (Omega-3, Alpha-linolenic family) | 0.035 g | — | |
| PUFA 18:3 c | — | 0.166 g | |
| PUFA 18:3 n-3 (Omega-3, ALA — Alpha-linolenic acid) | — | 0.166 g | |
| PUFA 18:3 n-6 (Omega-6, GLA — Gamma-linolenic acid) | — | 0 g | |
| PUFA 18:4 n-3 (Omega-3, SDA — Stearidonic acid) | 0 g | 0 g | = |
| PUFA 20:2 c | — | 0.0005625 g | |
| PUFA 20:2 n-6 (Omega-6, Eicosadienoic acid) | — | 0.0005625 g | |
| PUFA 20:3 c | — | 0 g | |
| PUFA 20:3 n-3 (Omega-3, Eicosatrienoic acid) | — | 0 g | |
| PUFA 20:4 n-6 (Omega-6, AA — Arachidonic acid) | — | 0 g | |
| PUFA 20:3 n-9 (Omega-9, Mead acid) | — | 0 g | |
| PUFA 22:3 | — | 0 g | |
| PUFA 20:4 (Omega-6, Arachidonic acid family) | 0 g | 0 g | = |
| PUFA 20:4c | — | 0 g | |
| PUFA 20:5c | — | 0 g | |
| PUFA 20:5 n-3 (Omega-3, EPA — Eicosapentaenoic acid) | 0 g | 0 g | = |
| PUFA 22:2 (Docosadienoic acid) | — | 0 g | |
| PUFA 22:5 c | — | 0 g | |
| PUFA 22:4 (Omega-6, Adrenic acid) | — | 0 g | |
| PUFA 22:5 n-3 (Omega-3, DPA — Docosapentaenoic acid) | 0 g | 0 g | = |
| PUFA 22:6 c | — | 0 g | |
| PUFA 22:6 n-3 (Omega-3, DHA — Docosahexaenoic acid) | 0 g | 0 g | = |
| Fatty acids, total trans-monoenoic | — | 0.0008125 g | |
| TFA 14:1 t | — | 0 g | |
| TFA 16:1 t | — | 0 g | |
| TFA 18:1 t | — | 0.0008125 g | |
| TFA 20:1 t | — | 0 g | |
| TFA 22:1 t | — | 0 g | |
| TFA 18:2 t not further defined | — | 0.001 g | |
| TFA 18:2 t | — | 0.001 g | |
| Fatty acids, total trans-polyenoic | — | 0 g | |
| TFA 18:3 t | — | 0 g | |
| Tryptophan (EAA) | 1.12 g | 0.046 g | +2313% |
| Threonine (EAA) | 3.14 g | 0.128 g | +2349% |
| Isoleucine (EAA, BCAA) | 4.25 g | 0.145 g | +2833% |
| Leucine (EAA, BCAA) | 6.78 g | 0.249 g | +2620% |
| Lysine (EAA) | 5.33 g | 0.221 g | +2315% |
| Methionine (EAA) | 1.13 g | 0.046 g | +2343% |
| Cystine (conditionally essential) | 1.05 g | — | |
| Phenylalanine (EAA) | 4.59 g | 0.175 g | +2525% |
| Tyrosine (conditionally essential) | 3.22 g | 0.124 g | +2503% |
| Valine (EAA, BCAA) | 4.10 g | 0.142 g | +2788% |
| Arginine (conditionally essential) | 6.67 g | 0.269 g | +2381% |
| Histidine (EAA) | 2.30 g | 0.097 g | +2262% |
| Alanine | 3.59 g | 0.139 g | +2475% |
| Aspartic acid | 10.2 g | 0.396 g | +2475% |
| Glutamic acid | 17.5 g | 0.619 g | +2718% |
| Glycine (conditionally essential) | 3.60 g | 0.141 g | +2450% |
| Proline (conditionally essential) | 4.96 g | 13.7 g | -64% |
| Serine | 4.59 g | 0.168 g | +2642% |
| Hydroxyproline | — | 0 g | |
| Cysteine | — | 0.058 g | |
| Alcohol, ethyl | 0 g | — | |
| Caffeine | 0 mg | — | |
| Theobromine | 0 mg | — | |
| Daidzein | — | 0.457 mg | |
| Genistein | — | 0.380 mg | |
| Daidzin | — | 12.9 mg | |
| Genistin | — | 18.8 mg | |
| Glycitin | — | 1.37 mg | |
* All values per 100g edible portion. Source: USDA SR Legacy and USDA Foundation Foods. Diff column shows percentage difference relative to Food B.
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