Your Protein. Your Rules. Ranked.
1100+ products · 5 ranking dimensions · 13 dietary filters · zero hype
up to with at least protein per serving.
Top Ranked by XRay Score
Scored across 5 dimensions: protein efficiency, value, leanness, low carbs, and fiber.
Best by Dimension
Top performers in each scoring dimension — filter by product type.
Proteinmaxxing
Most protein per calorie
Fibermaxxing
Highest fiber content
Best for Cutting
Highest protein-to-fat ratio
Three Ways In
Cutting, bulking, maxxing protein, chasing fiber — tell us what you're optimising for and we rank the field.
Want a chocolate bar under 200 kcal with at least 20g protein? Build a sentence and we'll find your match.
Stack any product against its category — percentiles across 5 dimensions and a transparent XRay Score.
Latest Articles
Data-driven editorial on protein products, nutrition, and how to pick the right supplement for your goals.
Best Pure Protein Bar: All Flavors Ranked by Nutrition
Every Pure Protein bar promises 20 g of protein — but calories, fat, and carbs vary wildly by flavor. We ranked all 13 against 400+ bars to find which ones give you the most protein per calorie.
Best Protein Powder for Weight Loss: Ranked by Protein Per Calorie
We ranked over 300 protein powders by protein efficiency and leanness to find the ones that deliver the most protein per calorie — the only metric that matters when you're cutting.
Quest Protein Powder: All 6 Flavors Ranked by Macros
Not all Quest protein powders are created equal. We ranked all 6 flavors — the gap between the top and bottom is over 150 places. Here's which ones deliver the most protein per calorie.
Protein Bars vs Candy Bars: Are They Actually Healthier?
Everyone says protein bars are a healthier snack — but how much healthier, exactly? We put the numbers side by side against cookies, donuts, and ice cream to find out what you're really getting.
Best Nostalgic Protein Flavors: S'Mores, Birthday Cake, Cookie Dough and More
Not all nostalgic protein flavors are gimmicks — some rank among the best products we've ever scored. We break down which comfort-food flavors actually deliver on macros, from s'mores to horchata.
Best Protein Bars for Cutting: 7 Bars With the Most Protein Per Calorie
When you're in a calorie deficit, every bar matters. We ranked over 200 protein bars by protein efficiency and leanness to find the ones that deliver the most protein per calorie — no guesswork, just data.