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Best Protein Powder

Protein powders, ranked

380 powders scored against our published standard. Every number comes from the manufacturer's label; a dash means we couldn't verify it. Last checked 2026-10-14.

What matters to you

Third-party tested10Under 2 g sugar23No sweeteners3Dairy-free4Gluten-free17

Type

Whey isolate62Whey blend55Clear whey20Casein and milk17Plant-based51Egg, beef, collagen6Gainers and meal shakes4

23 powders · Clear filters

Highest score
BulkSupplements

Casein Protein Powder

Casein · 30 g scoop
NSF Certified for SportNo sweeteners
Protein
25g
Sugar
0g
Our score
100/100
$0.64 / servingChecked 2026-10-14
Klean Athlete

Klean Casein

Casein · 30.7 g scoop
NSF Certified for Sport
Protein
24g
Sugar
1g
Our score
91/100
Price not verifiedChecked 2026-10-13
Believe Supplements

Isolate Protein

Milk Protein · 32.5 g scoop
Informed Protein
Protein
27g
Sugar
0g
Our score
86/100
Price not verifiedChecked 2026-10-14
Ascent

Micellar Casein

Casein · 36 g scoop
Informed Sport
Protein
25g
Sugar
1g
Our score
84/100
$1.80 / servingChecked 2026-10-14
GNC Pro Performance

Pro Performance 100% Casein

Casein · 33.8 g scoop
Informed Choice
Protein
25g
Sugar
0g
Our score
82/100
$2.40 / servingChecked 2026-10-14
GNC AMP

AMP Sustained Protein Blend

Milk Protein · 33.5 g scoop
Informed ChoiceInformed Protein
Protein
25g
Sugar
1g
Our score
78/100
$1.92 / servingChecked 2026-10-14
BulkSupplements

Beef Protein Isolate Powder

Beef · 30 g scoop
No third-party testing foundNo sweeteners
Protein
24g
Sugar
0g
Our score
75/100
$0.64 / servingChecked 2026-10-14
ATP Science

NOWAY! Collagen Protein

Collagen · 25 g scoop
No third-party testing found
Protein
20.8g
Sugar
0.2g
Our score
75/100
Price not verifiedChecked 2026-10-14
ATP Lab

Supreme Beef Protein

Beef · 30 g scoop
No third-party testing found
Protein
24g
Sugar
0.1g
Our score
75/100
$2.71 / servingChecked 2026-10-14
Dymatize

Elite Casein

Casein · 36 g scoop
Informed Choice
Protein
25g
Sugar
0g
Our score
74/100
Price not verifiedChecked 2026-10-13
Designer Wellness

Designer Egg Protein Powder

Egg White · 32 g scoop
No third-party testing found
Protein
24g
Sugar
0g
Our score
67/100
$1.36 / servingChecked 2026-10-14
Optimum Nutrition

Gold Standard 100% Casein

Casein · 34 g scoop
No third-party testing found
Protein
24g
Sugar
1g
Our score
63/100
$1.08 / servingChecked 2026-10-13
BodyTech

Micellar Casein

Casein · 32 g scoop
No third-party testing found
Protein
24g
Sugar
0g
Our score
63/100
$0.87 / servingChecked 2026-10-14
JYM Supplement Science

Pro JYM Protein Powder

Milk Protein · 36 g scoop
No third-party testing found
Protein
24g
Sugar
1g
Our score
59/100
$1.00 / servingChecked 2026-10-13
MuscleMeds

Carnivor Beef Protein Isolate

Beef · 31.7 g scoop
Informed ChoiceProprietary blendAdded amino acids
Protein
23g
Sugar
0g
Our score
58/100
$1.42 / servingChecked 2026-10-14
PhD Nutrition

Smart Protein Powder

Milk Protein · 30 g scoop
No third-party testing found
Protein
18g
Sugar
0.6g
Our score
48/100
Price not verifiedChecked 2026-10-14
PEScience

Select Protein

Milk Protein · 31.5 g scoop
No third-party testing foundProprietary blendAdded amino acids
Protein
24g
Sugar
1g
Our score
43/100
$0.56 / servingChecked 2026-10-13