Soy Protein Isolate Unflavored

Soy Protein Isolate Unflavored

NOW Sports4.5 (3,357 ratings)
Format:Powder Quantity: 1 lb(s) · 23 servings
$20.40 $0.88 per serving
Daily VitaLowest$20.40iHerb$21.31Vitacost$22.23Vitacost$22.23

Product analysis

42 out of 100

Soy Protein Isolate Unflavored offers a plain way to add soy protein. Omitted nutrition amounts make a complete serving comparison harder.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality20

The unspecified nutrient forms limit a confident judgment of ingredient quality. That uncertainty does not establish that the protein or other nutrients are inferior.

Ingredient Transparency44

Some nutrition amounts are omitted, making a complete serving comparison harder. The listed nutrient forms are also unspecified.

Value For Money46

Value for the protein content remains uncertain, which matters most for a protein powder. The serving cost looks more favorable for some nutrients than others and does not settle the value of the powder as a whole.

Customer Satisfaction82

Customer ratings are positive across thousands of buyers. That gives a broad picture of satisfaction without establishing nutritional effectiveness.

Product Focus36

The powder is centered on soy protein, with other nutritional components also listed. A specific health or performance benefit cannot be described confidently.

Format
Powder
Container
1 lb(s)
Per serving
$0.88
Customer rating
4.5 · 3,357 ratings
Report analysis

Ingredients

IngredientAmount per servingScore
Calories
90 Calorie(s)
Total Fat
0.5 Gram(s)
Cholesterol
0 mg
Sodium
170 mg 65
Total Carbohydrates
0 Gram(s)
Protein
20 Gram(s)
Vitamin D
0 mcg
Calcium
193 mg
Iron
3 mg 38
Potassium
14 mg
Gluten Free Adults 18–50 Vegan Kosher Dairy Free Vegetarian
Report overview
Sodium · 170 mg OverallScore65
D Active Ingredient Quality & BioavailabilityC+ Dose, Safety & Label TransparencyA+ Value
The serving provides 170 mg sodium at a low cost per serving. That is a small amount for electrolyte replacement. The sodium source is unknown. It also supplies 14 mg potassium.
How this ingredient is rated

Active Ingredient Quality & Bioavailability48

The sodium source is unknown. The potassium form is not specified.
Sodium Source Purity & Quality
The sodium source is unknown.
Bioavailability of Supporting Electrolytes
The potassium form is not specified.
Trace Mineral Complex & Buffering Forms
No trace mineral claim is identified.

Dose, Safety & Label Transparency65

Each serving provides 170 mg sodium. That is a small amount for electrolyte replacement. No configured artificial colors or sweeteners are listed.
Sodium Dosage for Athletic Replenishment
Each serving provides 170 mg sodium. That is a small amount for electrolyte replacement.
Ingredient Label Transparency
The label states 170 mg sodium per serving. It also states 14 mg potassium.
Artificial Color and Sweetener Disclosure
No configured artificial colors or sweeteners are listed.

Value100

The cost per serving is low.
Price Per Serving vs. Collection Median
The cost per serving is low.
View ingredientView products
Iron · 3 mg OverallScore38
F Active Ingredient Quality & BioavailabilityB- Dose, Safety & Label TransparencyF Value
The serving provides a low 3 mg of iron, while its cost per serving is high. The iron form is unknown. The vitamin C amount is unknown.
How this ingredient is rated

Active Ingredient Quality & Bioavailability15

The iron form is unknown, leaving its absorption and tolerance unclear. The amount of vitamin C is unknown, so its contribution to iron absorption is unclear.
Iron Chemical Form & Bioavailability
The iron form is unknown, so its absorption and tolerance cannot be assessed.
Absorption Support & Blocker Avoidance
The amount of vitamin C is unknown, so its contribution to iron absorption is unclear.

Dose, Safety & Label Transparency70

It lists 3 mg of iron per serving, a low amount.
Elemental Iron Label Clarity
The iron amount is clearly stated as 3 mg per serving.
Dosage Effectiveness & Safety Range
3 mg of iron per serving is a low amount.

Value20

The cost per serving is high.
Price per Effective Serving
The cost per serving is high.
View ingredientView products
83 Performance

Soy Protein Isolate Unflavored

NOW Sports
It provides 20 Gram of protein versus 20 Gram, although sodium is higher (170 mg versus 170 mg). Label detail is not clearly stronger, so the practical advantage rests mainly on the stated nutrient profile.
73 Performance

Classic Plus Protein Natural

Sunwarrior
It provides 20 Gram of protein versus 20 Gram, with less sodium (160 mg versus 170 mg). Label detail is not clearly stronger, so the practical advantage rests mainly on the stated nutrient profile.
65 Performance

Raw Organic 100% Plant-Based Protein French Vanilla

Natural Factors VegiDay
It provides 20 Gram of protein versus 20 Gram, although sodium is higher (260 mg versus 170 mg). Label detail is not clearly stronger, so the practical advantage rests mainly on the stated nutrient profile.
79 Budget

Organic Pea Protein

NOW Sports
The lower serving cost makes it a more economical way to add plant protein. It provides 15 Gram of protein versus 20 Gram, although sodium is higher (230 mg versus 170 mg).
76 Budget

Pure Pea Protein

OL Olympian Labs Inc.
No eligible option from a different brand is strictly cheaper at this price point; among the provided candidates, it is one of the nearest low-cost choices. It provides 25 Gram of protein versus 20 Gram, although sodium is higher (288 mg versus 170 mg).
58 Budget

100% Vegan Protein Vanilla Flavor

Biochem
No eligible option from a different brand is strictly cheaper at this price point; among the provided candidates, it is one of the nearest low-cost choices. It provides 20 Gram of protein versus 20 Gram, although sodium is higher (378 mg versus 170 mg).
81 Value

Pea Protein Unflavored

NOW Sports
Lower serving cost is paired with 24 Gram of protein, matching or exceeding the original’s 20 Gram. Its iron amount is 8 mg versus 3 mg, which may matter for people who do not need added iron.
71 Value

Classic Plus Protein Vanilla

Sunwarrior
Serving cost is not lower, but 18 Gram of protein and the supplied quality information make it a reasonable value-oriented trade-off. Its iron amount is 4 mg versus 3 mg, which may matter for people who do not need added iron.
67 Value

Plant-Based Protein 20 g Vanilla

California Gold Nutrition SPORT
Serving cost is not lower, but 20 Gram of protein and the supplied quality information make it a reasonable value-oriented trade-off. Its iron amount is 6.9 mg versus 3 mg, which may matter for people who do not need added iron.
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