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Unflavored whey protein isolate Calories
High protein, very low carb and fat
CALORIES · 100 G
GI
POTASSIUM · 100 G
FIBER · 100 G
Quick answer
1 serving (medium) of Unflavored whey protein isolate (30 g) has 111 calories. That works out to 370 calories per 100 g. It contains 0.8 g of carbs, 27 g of protein, 0.3 g of fat and 0 g of fiber. Its 0.2 mg of B2 covers 16% of the Daily Value. Its glycemic index is 15 (low), so it raises blood sugar slowly.
Unflavored whey protein isolate Nutrition Facts
Selected: 1 serving (medium) · 30 g
111
KCAL / 30G
Carbs
0.8g
· 0% DV
Protein
27g
· 54% DV
Fat
0.3g
· 0% DV
Fiber
0g
· 0% DV
DV is the share of the daily value covered, on a 2,000 kcal reference diet.
Calories come from: Carbs 3% · Protein 95% · Fat 2%
Unflavored whey protein isolate nutrition facts table · 1 serving (medium) (30 g)
| Nutrient | Amount | % DV |
|---|---|---|
| Calories | 111 kcal | |
| Total fat | 0.3 g | 0% |
| Saturated fat | 0.12 g | 1% |
| Trans fat | 0.01 g | |
| Sodium | 54 mg | 2% |
| Total carbohydrate | 0.8 g | 0% |
| Fiber | 0 g | 0% |
| Protein | 27 g | 54% |
Calories: Calories measure energy. Average daily need is 2,000 kcal. Excess calories are stored as fat, too few cause weight loss.
Carbs: Your body's primary energy source. The brain runs exclusively on carbs. Daily need: 275g.
Protein: Essential for muscle repair and cell growth. Daily need: 50g. Keeps you full and boosts metabolism.
Fat: Needed for hormone production and vitamin absorption. Daily need: 78g. Limit saturated fats, choose unsaturated.
Fiber: Critical for digestive health and satiety. Daily need: 28g. Stabilizes blood sugar, lowers cholesterol.
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How Many Calories in 1 Serving of Unflavored whey protein isolate?
| Serving | Amount | Calories |
|---|---|---|
| 1 serving (medium) | 30 g | 111 kcal |
| 1 tablespoon (shredded) | 8 g | 30 kcal |
| 2 tablespoon (double) | 16 g | 59 kcal |
| 1 serving (small) | 25 g | 93 kcal |
| 1 ounce (medium) | 28 g | 104 kcal |
| 1 slice (thick) | 30 g | 111 kcal |
| 1 serving (large) | 40 g | 148 kcal |
| 1 cup (shredded) | 90 g | 333 kcal |
| 100 g | 100 g | 370 kcal |
Calculated from 370 calories per 100 g.
Frequently Asked Questions About Unflavored whey protein isolate
How is unflavored whey protein isolate made?
Unflavored whey protein isolate is made from the liquid whey left over during cheese production. The whey is filtered to concentrate its protein and remove much of its lactose, carbohydrate, and fat, then dried into powder; it is processed rather than simply dried milk.
Can you bake with unflavored whey protein isolate?
Yes, unflavored whey protein isolate can be added to pancakes, muffins, and other baked foods. It may make them dry or dense if it replaces too much flour, so start by adding a small amount without removing the recipe’s main ingredients.
Does unflavored whey protein isolate taste like milk?
Unflavored whey protein isolate has a mild dairy taste, not the sweet, dessert-like flavor of many flavored powders. Mixed with water it can taste thin or slightly milky; blending it with fruit, cocoa, or yogurt gives it more flavor.
Is unflavored whey protein isolate better than whey concentrate for muscle building?
Unflavored whey protein isolate is not automatically better for building muscle than whey concentrate. Both provide whey protein; isolate generally has less lactose, carbohydrate, and fat, while regular training and enough protein across the day matter more than choosing between the two.
Can unflavored whey protein isolate be mixed into coffee?
Yes, but unflavored whey protein isolate can clump when stirred straight into very hot coffee. First whisk it with a little cool or room-temperature liquid, then slowly stir that mixture into the coffee; avoid boiling it.
Is unflavored whey protein isolate lactose-free?
No, unflavored whey protein isolate is not necessarily lactose-free. Filtration usually leaves it with less lactose than whey concentrate, but the amount varies by product, so people with lactose intolerance may still notice symptoms.
When should you take unflavored whey protein isolate?
You can take unflavored whey protein isolate whenever it helps you meet your protein needs; there is no required post-workout window. Many people mix it into a snack or meal after exercise simply because it is convenient.
Can unflavored whey protein isolate replace a meal?
Unflavored whey protein isolate alone is not a complete meal because it supplies mainly protein and little else. To make a more balanced snack, combine it with foods such as fruit, oats, or nut butter rather than routinely using the powder in place of meals.
Why does unflavored whey protein isolate foam when shaken?
Unflavored whey protein isolate can foam because its proteins trap air during vigorous shaking. Let the drink rest briefly after mixing, or stir it gently instead of shaking hard; a blender can also create extra foam.
Can unflavored whey protein isolate cause acne?
Unflavored whey protein isolate may worsen acne in some people, although it does not affect everyone this way. If breakouts repeatedly follow its use, stop it for a while and see whether they improve; whey is a dairy-derived protein.
Unflavored whey protein isolate Vitamins & Minerals
Vitamins
B2
0.21mg · 16% DV
B12
0.24µg · 10% DV
B5
0.42mg · 8% DV
Biotin
0.6µg · 2% DV
Minerals
Calcium
135mg · 14% DV
Phosphorus
75mg · 11% DV
Selenium
3.6µg · 7% DV
Magnesium
21mg · 5% DV
Potassium ⭐
150mg · 4% DV
Sodium
54mg · 2% DV
Unflavored whey protein isolate Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
How to Burn Off Unflavored whey protein isolate
To burn the 111 calories in 1 serving (medium) (30 g):
🚶
Walking (5 km/h)
🏃
Running (8 km/h)
🚴
Cycling
🏊
Swimming
Times are calculated with the MET equation for a 70 kg adult. Actual burn varies with your weight, age and pace.
What is Unflavored whey protein isolate?
Unflavored whey protein isolate is a fine powder made from whey, the liquid separated from milk during cheesemaking, with much of its protein concentrated and little flavor of its own. It is usually shaken with water or milk, or stirred into foods such as yogurt, porridge and smoothies.
Its neutral taste makes it easy to combine with fruit, cocoa or other ingredients without changing a recipe much. Across English-speaking households, it can be used at breakfast or as a convenient addition to a post-exercise drink. It is notably protein-dense: 100 g provides 90 g of protein, with very little carbohydrate or fat. For a lighter drink, mix it with water; add the powder gradually and shake well to help prevent lumps.
How Nutritious Is Unflavored whey protein isolate?
Nutrient density
High
How many vitamins, minerals and how much fiber this food carries per calorie. A high score means a lot of nutrition for few calories.
Satiety score
Low
An EatBetter score computed from fiber, protein and calorie density. A high score means staying full longer on the same calories.
Both scores are calculated per 100 g and do not change with the selected portion. The satiety score is EatBetter's own calculation, not a clinical measure.
Is Unflavored whey protein isolate Processed?
NOVA 3
Processed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Unflavored whey protein isolate Contain Allergens?
Contains these allergens:
Which Diets Is Unflavored whey protein isolate Good For?
Vegan
— Not suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
Unflavored whey protein isolate Fat Profile
SATURATED
0.12g
MONOUNSATURATED
0.06g
POLYUNSATURATED
0.08g
Omega 6:3 ratio 3:1
Below the ideal 4:1 — a good omega balance.
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Nutrition data compiled from USDA FoodData Central and scientific sources.