Protein, scored by what's actually in it
We score every protein by how much of each scoop is actually protein — not fillers, carbs, or fat.
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Why Gaindex
Protein Density Score
Protein grams ÷ serving size. Higher means less filler in every scoop.
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Community Reviews
Real ratings from lifters on taste, mixability, and value. Be the first to review.
Top Picks
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Whey Protein Isolate – French Vanilla
Transparent Labs
pure isolateInformed Sport
★ —80% protein
Gold Standard 100% Whey – Double Rich Chocolate
Optimum Nutrition
concentrate blendInformed Sport
★ —77.4% protein
ISO100 – Chocolate
Dymatize
pure isolateInformed Sport
★ —80.7% protein
CBUM Itholate – Birthday Cake
RAW Nutrition
pure isolateInformed Sport
★ —75.8% protein
Organic Protein – Natural Unsweetened
Orgain
★ —48.8% protein
Latest
NewApr 2026
RYSE × Uncrustables
RYSE teases a possible collab with Smucker's for a PB&J Uncrustables-flavored Loaded Protein. No official drop date yet, but the internet is already losing its mind.
View on Instagram →
NewApr 2025· 3 flavors
Ghost Whey × General Mills
Ghost teams up with General Mills for three cereal milk flavours: Lucky Charms, Trix, and Cocoa Puffs.
See all flavors →