CompareFairlyBest Protein Powders 2026
Our pick : NOW Sports Nutrition Whey Protein Isolate (79/100) · Cheapest : Myprotein Impact Whey Protein · Best value : NOW Sports Nutrition Whey Protein Isolate
In short
This comparison covers 10 protein powders across 11 criteria: Protein per Serving, Carbs per Serving, Sugar per Serving, Fat per Serving, Calories per Serving, Serving Size. NOW Sports Nutrition Whey Protein Isolate comes first with 79/100, driven by Carbs per Serving (100/100) and Sugar per Serving (100/100). Dymatize ISO100 Hydrolyzed follows at 76/100 and beats it on Fat per Serving. The cheapest option is Myprotein Impact Whey Protein.
Comparison table
| Criterion | NOW Sports Nutrition Whey Protein Isolate | Dymatize ISO100 Hydrolyzed | Optimum Nutrition Gold Standard 100% Whey | Transparent Labs 100% Whey Protein | Myprotein Impact Whey Protein | Garden of Life Raw Organic Protein |
|---|---|---|---|---|---|---|
| Protein per Serving (g) | 25 | 25 | 24 | 25 | 21 | 22 |
| Carbs per Serving (g) | 1 | 2 | 3 | 2 | 2 | 3 |
| Sugar per Serving (g) | 0 | 0 | 1 | 1 | 1 | 1 |
| Fat per Serving (g) | 1 | 0.5 | 1 | 2 | 1.9 | 2 |
| Calories per Serving (kcal) | 110 | 120 | 120 | 130 | 110 | 120 |
| Serving Size (g) | 28 | 32 | 30 | 32 | 25 | 31 |
| Price per Serving (USD) | 1.0 | 1.5 | 1.2 | 1.4 | 0.8 | 1.6 |
| Third-Party Testing | ✓ | ✓ | ✓ | ✓ | — | ✓ |
| Protein Type | Whey Isolate | Whey Hydrolysate | Whey Concentrate | Whey Isolate | Whey Concentrate | Pea |
| Flavor Options (flavors) | 1 | 15 | 20 | 10 | 50 | 7 |
Frequently asked questions
What are the best protein powders to buy in 2026?
Based on our analysis of key metrics like protein, carbs, sugar, and fat per serving, NOW Sports Nutrition Whey Protein Isolate ranks highest, followed closely by Dymatize ISO100 Hydrolyzed.
How do you rank protein powders on your site?
Our rankings are determined by a comprehensive scoring system based on objective data for Protein per Serving, Carbs per Serving, Sugar per Serving, Fat per Serving, and Calories per Serving. We maintain strict neutrality; our rankings are not influenced by any paid placements or sponsorships.
Which protein powder has the most protein per serving?
NOW Sports Nutrition Whey Protein Isolate leads in protein content per serving among the top-rated options we reviewed.
Are there low-carb protein powder options available?
Yes, our comparison includes carb content per serving, allowing you to identify options like NOW Sports Nutrition Whey Protein Isolate and Dymatize ISO100 Hydrolyzed that are favorable for low-carb diets.
Methodology and transparency
Ranking: options are sorted on measured, sourced criteria. No position is ever sold, and no advertiser pays to appear here.
Scope: this comparison is not exhaustive. It presents the options our sources document, not every offer on the market.
Earnings: some outbound links may be affiliate links that earn us a commission. This never affects the ranking, the scores or the data.
Data: every value is linked to its source and refreshed automatically; the collection date is shown.