Soy protein isolate
FDC ID: 174276
At a glance
Soy protein isolate is a high-calorie food in the Legumes and Legume Products category, providing 335 kcal per 100g. Each 100g supplies 88.3g of protein, 3.4g of fat, 0g of carbohydrates. It is an especially good source of copper (178% of the Daily Value), protein (177% of the Daily Value), iron (81% of the Daily Value). All values are per 100g and based on USDA FoodData Central public-domain data.
Energy
335
kcal
Protein
88.3
g
Total Fat
3.4
g
Total Carbohydrate
0
g
Dietary Fiber
0
g
Nutrition profile of Soy protein isolate
Soy protein isolate provides about 335 kcal per 100g, a high energy density. Nutritionally it is high in protein, low in carbohydrates.
Key nutrients and what they do
- Copper 178%aids iron use and the formation of red blood cells and collagen
- Protein 177%builds and repairs muscle, organs, enzymes and hormones
- Iron 81%forms hemoglobin in red blood cells to carry oxygen through the body
- Manganese 65%supports bone formation and enzymes in carbohydrate/fat metabolism
※ % daily value is per 100g against adult reference intakes.
Who it suits
- ✓people seeking lean protein while limiting fat
- ✓people building muscle or aiming to preserve muscle mass with age
- ✓people prone to anemia, menstruating women, and endurance athletes
- ✓people who are pregnant or planning pregnancy
Things to keep in mind
- !Sodium is high — about 2.6g of salt equivalent per 100g. Watch portions if you are reducing salt.
- !Energy density is high, so portion size matters for balance.
This overview is general information based on public nutrition data and is not intended for diagnosis or treatment. Disclaimer
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Nutrition by Serving Size
| Nutrient | Per 100g | 1 oz (28g) |
|---|---|---|
| Calories | 335 kcal | 95 kcal |
| Protein | 88.3 g | 25.0 g |
| Fat | 3.4 g | 1.0 g |
| Carbs | 0 g | 0 g |
| Fiber | 0 g | 0 g |
Serving values are converted from the per-100g data (1 oz = 28.35g). Actual portion weights vary.
Daily Value Radar(% of FDA Daily Value)
Nutrient Rankings(top 15 by % Daily Value)
Explore Legumes and Legume Products Rankings
Full Nutrition Facts(per 100g)
| Nutrient | Amount | % Daily Value | Notes |
|---|---|---|---|
| Energy | 335 kcal | 16.8% | |
| Water | 4.98 g | — | |
| Protein | 88.32 g | 176.6% | |
| Cholesterol | 0 mg | 0.0% | |
| Total Fat | 3.39 g | 4.3% | |
| Total Carbohydrate | 0 g | 0.0% | |
| Dietary Fiber | 0 g | 0.0% | |
| Sodium | 1005 mg | 43.7% | |
| Potassium | 81 mg | 1.7% | |
| Calcium | 178 mg | 13.7% | |
| Magnesium | 39 mg | 9.3% | |
| Phosphorus | 776 mg | 62.1% | |
| Iron | 14.50 mg | 80.6% | |
| Zinc | 4.03 mg | 36.6% | |
| Copper | 1.60 mg | 177.7% | |
| Manganese | 1.49 mg | 64.9% | |
| Selenium | 0.80 μg | 1.5% | |
| Retinol | 0 μg | — | |
| Vitamin A | 0 μgRAE | 0.0% | |
| Vitamin D | 0 μg | 0.0% | |
| Vitamin E | 0 mg | 0.0% | |
| Thiamin | 0.18 mg | 14.7% | |
| Riboflavin | 0.10 mg | 7.7% | |
| Niacin | 1.44 mg | 9.0% | |
| Vitamin B6 | 0.10 mg | 5.9% | |
| Vitamin B12 | 0 μg | 0.0% | |
| Folate | 176 μg | 44.0% | |
| Pantothenic Acid | 0 mg | 0.0% | |
| Vitamin C | 0 mg | 0.0% |
Frequently Asked Questions
How many calories does 100g of Soy protein isolate have?
Soy protein isolate has 335 kcal (calories) per 100g.
How much protein, fat, and carbs are in Soy protein isolate?
Per 100g, Soy protein isolate provides 88.3g protein, 3.4g fat, 0g carbohydrates.
Is Soy protein isolate a good source of protein?
Yes — Soy protein isolate provides 88.3g of protein per 100g, which makes it a practical protein source.
What nutrients is Soy protein isolate high in?
Per 100g, Soy protein isolate is a notable source of Copper (about 178% of the Daily Value), Protein (about 177% of the Daily Value), Iron (about 81% of the Daily Value).
Is Soy protein isolate high in sodium?
Soy protein isolate contains 1005mg of sodium per 100g. The FDA Daily Value for sodium is 2,300mg, so portion size matters if you are watching salt intake.
What is the source of this nutrition data for Soy protein isolate?
These per-100g values come from USDA FoodData Central (public domain).
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Data Source
This data is sourced from USDA FoodData Central (Public Domain).
USDA FoodData Central (Public Domain)