Head-to-head comparison updated for 2026. See which protein product comes out on top.
| Attribute | ||
|---|---|---|
| Brand | Ascent | BulkSupplements |
| Protein / serving | 25g | 27gBest |
| Calories / serving | 120 | 110Best |
| Fat / serving | 1g | 0gBest |
| Carbs / serving | 4g | 1gBest |
| Sugar / serving | 1g | 0gBest |
| Price / serving | $1.18 | $0.82Best |
| Price / gram protein | $0.0470 | $0.0303Best |
| Overall score | 78/100 | 84/100Best |
| Value score | 65/100 | 90/100Best |
| Purity score | 88/100 | 93/100Best |
| Protein source | Whey Isolate | Whey Isolate |
| Sweetener | stevia | none |
| Certifications | Informed Sport | GMP Certified |
| Dietary tags | Gluten-Free | Gluten-Free, Soy-Free |
| Third-party tested | Yes | Yes |
| Buy on Amazon | Buy on Amazon |
Ascent Native Fuel Whey sets itself apart with a process most consumers do not know about: native whey. While most whey protein is a byproduct of cheese manufacturing, Ascent produces their whey directly from fresh milk using a proprietary cold filtration process. This preserves the protein in its most natural state with higher leucine content and better bioavailability.
BulkSupplements Whey Protein Isolate 90% is the value champion of the whey isolate category. At just $26.96 for 33 servings, it delivers 27g of protein per 30g scoop — a remarkable 90% protein-by-weight ratio that rivals the most expensive isolates on the market. The single-ingredient formula contains nothing but whey protein isolate: no sweeteners, flavors, colors, or fillers.
BulkSupplements Whey Protein Isolate 90% takes the lead with an overall score of 84 vs 78. For value, BulkSupplements Whey Protein Isolate 90% wins with a 90/100 value score.
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Last updated: March 2026
