Nutrition checked · Oct 3, 2026
Nutricost
Grass-Fed Whey Protein Isolate, Vanilla, 5 lb
This whey isolate provides 30g of protein per 39g serving, equal to 77% protein density.
Observed US listing price: $126.95. Regional display is a reference conversion, not a live quote.
Label-led comparison
What the numbers mean
Protein / serving30gFrom the exact package label
Protein density77%Protein g ÷ serving g × 100
Calories / serving140 kcalFrom the package label
Sugar / serving3gFrom the package label
Cost / serving$2.19Observed price ÷ servings
Estimated 25g cost$1.82Normalized reference cost
Before you buy
Three checks still matter
- Match the variation.Confirm the flavor, package size and product ID; nutrition can vary between versions.
- Read ingredients and allergens.Type labels do not prove suitability for allergies, lactose avoidance or a vegan diet.
- Verify checkout details.Price, stock, promotions, shipping, tax and import charges can change by destination.
Same protein type
Compare related products
| Product | Protein | Density | Calories | Sugar | 25g cost | Details |
|---|---|---|---|---|---|---|
 NOW FoodsSports Whey Protein Isolate, Unflavored, 5 lbs | 24g | 86% | 110 kcal | 0g | $1.29 | View |
 California Gold NutritionSport Whey Protein Isolate, Unflavored, 5 lb | 27g | 87% | 120 kcal | 0g | $1.33 | View |
 AnimalIsolate Loaded Whey Protein Powder, Chocolate, 4 lb | 25g | 74% | 125 kcal | 1g | $1.38 | View |
 Nutrex ResearchIsoFit, Chocolate Shake, 5.1 lbs | 25g | 76% | 120 kcal | 1g | $1.57 | View |
 NutraBioWhey Protein Isolate, Strawberry Ice Cream, 5 lb | 25g | 83% | 120 kcal | 0g | $1.60 | View |
 NutraBioWhey Protein Isolate, Creamy Vanilla, 5 lb | 25g | 84% | 120 kcal | 0g | $1.60 | View |
Product questions
Frequently asked questions
How much protein is in Nutricost Grass-Fed Whey Protein Isolate, Vanilla, 5 lb?
The checked package label lists 30g of protein per 39g serving.
What does the displayed 25g cost mean?
It is an estimated reference cost of $1.82 to obtain 25g of protein, based on the observed iHerb US listing price and verified label inputs.
Is the displayed price current for my country?
No. Regional prices are reference conversions from the observed iHerb US listing price. Check the retailer for current local price, stock, shipping, tax and promotions.