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Isolate whey protein Calories
High protein, low fat and carbs, fast absorption
CALORIES
GI
POTASSIUM
FIBER
Isolate whey protein Nutrition Facts
Selected: 100 g
370
KCAL / 100G
Carbs
4g
· 4%
Protein
85g
· 93%
Fat
1g
· 3%
Fiber
0g
Isolate whey protein Vitamins & Minerals
Vitamins
B2
0.5mg · 38% DV
B12
0.5µg · 21% DV
B5
0.5mg · 10% DV
B1
0.07mg · 6% DV
Minerals
Phosphorus
300mg · 43% DV
Calcium
400mg · 40% DV
Selenium
10µg · 18% DV
Magnesium
50mg · 12% DV
Isolate whey protein Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Isolate whey protein 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 Isolate whey protein Contain Allergens?
Contains these allergens:
Which Diets Is Isolate whey protein 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
Isolate whey protein Fat Profile
SATURATED
0.6g
MONOUNSATURATED
0.2g
POLYUNSATURATED
0.1g
Omega 6:3 ratio 1.5:1
Below the ideal 4:1 — a good omega balance.
Foods Similar to Isolate whey protein
Isolate whey protein — Frequently Asked Questions
When is the best time to take whey protein isolate: before or after a workout?
The best time is whenever it helps you meet your daily protein target consistently. Many people use it after training because it is convenient, but it can also work before a workout if you prefer something light.
Is whey protein isolate lactose-free?
Not always, but it usually contains much less lactose than whey concentrate. It is not suitable for people with a milk allergy, and those with lactose sensitivity should check the label and their own tolerance.
Should whey protein isolate be mixed with water or milk?
Water keeps it lighter and lower in overall energy, while milk makes it creamier and more filling. Adding milk also changes the total nutrition of the shake.
Can whey protein isolate replace a meal?
On its own, it is mostly a protein source rather than a complete meal. For better balance, pair it with foods like fruit, oats, yogurt, nuts, or other whole-food ingredients.
Do you need whey protein isolate to build muscle?
No, it is not required. Muscle gain depends more on total protein intake, resistance training, recovery, and overall diet; whey isolate is simply a convenient tool.
Is whey protein isolate bad for your kidneys?
In healthy people, it is not clearly harmful on its own when total protein intake is appropriate. People with kidney disease or those told to limit protein should speak with a clinician or dietitian first.
Can whey protein isolate help with weight loss?
It does not cause weight loss by itself, but its high protein content can support fullness and make meal planning easier. Results still depend on overall calorie intake and eating habits.
How should whey protein isolate be stored after opening?
Keep it tightly sealed in a cool, dry place away from heat and moisture. Moisture can cause clumping and reduce quality, so follow the package instructions and use-by date.
Does heating whey protein isolate destroy the protein?
Heating can denature protein, but that does not mean the protein disappears. It can still be used in recipes like oats or pancakes, though very high heat may affect texture and taste.
Is whey protein isolate unhealthy because it is processed?
Processed does not automatically mean unhealthy. What matters more is the ingredient list, how much you use, and how it fits into your overall diet, especially if the product includes sweeteners, flavors, or added sugars.
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Nutrition data compiled from USDA FoodData Central and scientific sources.