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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 tested26Under 2 g sugar85No sweeteners10Dairy-free4Gluten-free58

Type

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

85 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
AGN Roots

Grass-Fed Whey

Whey Isolate · 29 g scoop
Informed SportInformed ProteinNo sweeteners
Protein
25g
Sugar
0g
Our score
100/100
$0.66 / servingChecked 2026-10-13
Applied Nutrition

ISO-XP Whey Protein Isolate

Whey Isolate · 25 g scoop
Informed Sport
Protein
22.4g
Sugar
0.2g
Our score
100/100
Price not verifiedChecked 2026-10-13
BulkSupplements

Whey Protein Isolate 90% Powder

Whey Isolate · 30 g scoop
NSF Certified for SportNo sweeteners
Protein
25g
Sugar
0g
Our score
100/100
$0.70 / servingChecked 2026-10-13
Klean Athlete

Klean Isolate

Whey Isolate · 22.3 g scoop
NSF Certified for SportNo sweeteners
Protein
20g
Sugar
1g
Our score
99/100
Price not verifiedChecked 2026-10-13
1st Phorm

Phormula-1

Whey Isolate · 28 g scoop
NSF Certified for SportInformed Choice
Protein
23g
Sugar
0g
Our score
95/100
$2.33 / servingChecked 2026-10-13
Kaged

Whey Protein Isolate

Whey Isolate · 35 g scoop
Informed Sport
Protein
25g
Sugar
1g
Our score
92/100
$2.07 / 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
Transparent Labs

100% Grass-Fed Whey Protein Isolate

Whey Isolate · 34.9 g scoop
Informed ChoiceInformed Protein
Protein
28g
Sugar
1g
Our score
90/100
$2.17 / servingChecked 2026-10-13
Musashi

Whey Protein Isolate (WPI)

Whey Isolate · 30 g scoop
Informed Sport
Protein
25.3g
Sugar
0.4g
Our score
90/100
Price not verifiedChecked 2026-10-14
Myprotein

Impact Whey Isolate

Whey Isolate · 29 g scoop
Informed ChoiceInformed Protein
Protein
25g
Sugar
0g
Our score
86/100
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
Rule 1

R1 Protein Whey Isolate

Whey Isolate · 32 g scoop
Informed Choice
Protein
25g
Sugar
0g
Our score
78/100
Price not verifiedChecked 2026-10-13
NutraBio

100% Whey Protein Isolate

Whey Isolate · 30.41 g scoop
No third-party testing found
Protein
25g
Sugar
0g
Our score
75/100
$2.50 / servingChecked 2026-10-13
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
Core Nutritionals

Core ISO

Whey Isolate · 28.4 g scoop
No third-party testing found
Protein
24g
Sugar
1g
Our score
75/100
$1.87 / servingChecked 2026-10-14
Opportuniteas

Grass Fed Whey Protein Isolate

Whey Isolate · 30 g scoop
No third-party testing foundNo sweeteners
Protein
28g
Sugar
0g
Our score
75/100
$2.53 / servingChecked 2026-10-14
Kaizen Naturals

Kaizen Naturals Whey Isolate

Whey Isolate · 30 g scoop
No third-party testing found
Protein
25g
Sugar
0g
Our score
75/100
Price not verifiedChecked 2026-10-14
Syntrax

Nectar Medical

Whey Isolate · 11 g scoop
No third-party testing foundNo sweeteners
Protein
10g
Sugar
0g
Our score
75/100
$0.82 / servingChecked 2026-10-14
Kaha

New Zealand Whey Isolate

Whey Isolate · 35 g scoop
No third-party testing found
Protein
31g
Sugar
0g
Our score
75/100
$5.00 / servingChecked 2026-10-13
Antler Farms

New Zealand Whey Protein Isolate

Whey Isolate · 30 g scoop
No third-party testing found
Protein
26g
Sugar
0g
Our score
75/100
$2.57 / 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
Nothing Naughty

NZ Whey Protein Isolate

Whey Isolate · 25 g scoop
No third-party testing found
Protein
20.4g
Sugar
0.3g
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
AboutTime

Whey Protein Isolate

Whey Isolate · 28.4 g scoop
No third-party testing found
Protein
25g
Sugar
1g
Our score
75/100
$2.81 / servingChecked 2026-10-14
True Protein

WPI 90

Whey Isolate · 30 g scoop
No third-party testing found
Protein
24g
Sugar
0.4g
Our score
75/100
Price not verifiedChecked 2026-10-13
Dymatize

Elite Casein

Casein · 36 g scoop
Informed Choice
Protein
25g
Sugar
0g
Our score
74/100
Price not verifiedChecked 2026-10-13
G6 Sports

Prolific Isolate

Whey Isolate · 28.4 g scoop
No third-party testing found
Protein
25g
Sugar
0g
Our score
74/100
$2.50 / servingChecked 2026-10-14
Optimum Nutrition

Gold Standard 100% Isolate

Whey Isolate · 31 g scoop
No third-party testing found
Protein
25g
Sugar
0g
Our score
71/100
$2.35 / servingChecked 2026-10-13
APS Nutrition

Isomorph 28 Pure Whey Isolate

Whey Isolate · 34 g scoop
No third-party testing found
Protein
28g
Sugar
1.5g
Our score
71/100
$0.76 / servingChecked 2026-10-13
Syntrax

Nectar Lattes

Whey Isolate · 28 g scoop
No third-party testing found
Protein
23g
Sugar
0g
Our score
71/100
$2.11 / servingChecked 2026-10-14
Swolverine

Whey Protein Isolate

Whey Isolate · 31 g scoop
No third-party testing found
Protein
25g
Sugar
0g
Our score
71/100
$2.52 / servingChecked 2026-10-14
USN

Isozero Whey Protein

Whey Isolate · 23 g scoop
Informed ChoiceProprietary blend
Protein
20g
Sugar
0g
Our score
70/100
Price not verifiedChecked 2026-10-14
Nakpro

Platinum Whey Protein Isolate

Whey Isolate · 34 g scoop
No third-party testing found
Protein
28g
Sugar
0g
Our score
69/100
Price not verifiedChecked 2026-10-14
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
Panda Supps

FUEL ISO Premium Protein

Whey Isolate · 33.5 g scoop
No third-party testing found
Protein
25g
Sugar
0g
Our score
67/100
$2.72 / servingChecked 2026-10-14
BioTrust

Low Carb Lite

Whey Isolate · 25.8 g scoop
No third-party testing found
Protein
20g
Sugar
0g
Our score
67/100
$2.07 / servingChecked 2026-10-14
Bluebonnet Nutrition

Whey Protein Isolate Powder

Whey Isolate · 33 g scoop
No third-party testing found
Protein
26g
Sugar
1.5g
Our score
67/100
$2.78 / servingChecked 2026-10-14
Growth Supplements

(TOP) Whey Protein Isolado

Whey Isolate · 30 g scoop
No third-party testing found
Protein
27g
Sugar
0g
Our score
65/100
Price not verifiedChecked 2026-10-14
NZProtein

NZ Whey Isolate

Whey Isolate · 31.25 g scoop
No third-party testing found
Protein
28.2g
Sugar
0.1g
Our score
65/100
Price not verifiedChecked 2026-10-14
Bulk

Pure Whey Isolate

Whey Isolate · 30 g scoop
No third-party testing found
Protein
24g
Sugar
0.4g
Our score
64/100
Price not verifiedChecked 2026-10-13
Bulk Nutrients

Whey Protein Isolate (WPI)

Whey Isolate · 30 g scoop
No third-party testing found
Protein
25.5g
Sugar
0.4g
Our score
64/100
Price not verifiedChecked 2026-10-13
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
Nutrabolics

Hydropure

Hydrolyzed Whey · 36 g scoop
No third-party testing found
Protein
28g
Sugar
1g
Our score
63/100
Price not verifiedChecked 2026-10-14
Dymatize

ISO100 Hydrolyzed

Whey Isolate · 32 g scoop
No third-party testing found
Protein
25g
Sugar
1g
Our score
63/100
Price not verifiedChecked 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
Nutrex Research

IsoFit

Whey Isolate · 33 g scoop
No third-party testing found
Protein
25g
Sugar
1g
Our score
61/100
$2.17 / servingChecked 2026-10-14
BodyTech

Whey Protein Isolate

Whey Isolate · 31.62 g scoop
No third-party testing found
Protein
25g
Sugar
1g
Our score
61/100
$1.05 / servingChecked 2026-10-14
Ultimate Nutrition

ISO Sensation 93

Whey Isolate · 33 g scoop
No third-party testing foundAdded amino acids
Protein
30g
Sugar
1g
Our score
60/100
$1.43 / 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
MuscleBlaze

Whey Gold 100% Whey Protein Isolate

Whey Isolate · 36.5 g scoop
No third-party testing foundProprietary blend
Protein
30g
Sugar
0.21g
Our score
59/100
Price not verifiedChecked 2026-10-14
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
Beverly International

Muscle Provider

Hydrolyzed Whey · 29.75 g scoop
No third-party testing foundNo sweeteners
Protein
21g
Sugar
1g
Our score
57/100
$2.08 / servingChecked 2026-10-13
Hi-Tech Pharmaceuticals

Precision Protein

Whey Isolate · 32 g scoop
No third-party testing found
Protein
25g
Sugar
1g
Our score
57/100
$1.79 / servingChecked 2026-10-14
BPI Sports

ISO HD

Whey Isolate · 36 g scoop
No third-party testing found
Protein
25g
Sugar
0g
Our score
55/100
$0.63 / servingChecked 2026-10-14
Scitec Nutrition

100% Whey Isolate

Whey Isolate · 25 g scoop
No third-party testing foundAdded amino acids
Protein
21g
Sugar
0.6g
Our score
54/100
Price not verifiedChecked 2026-10-14
Horleys

ICE WPI

Whey Isolate · 30 g scoop
No third-party testing foundAdded amino acids
Protein
26.4g
Sugar
0.1g
Our score
54/100
Price not verifiedChecked 2026-10-14
MuscleSport

Lean Whey Iso-Hydro

Whey Isolate · 35 g scoop
No third-party testing foundProprietary blend
Protein
25g
Sugar
1g
Our score
53/100
$2.54 / servingChecked 2026-10-13
Optimum Nutrition

Platinum Hydrowhey

Hydrolyzed Whey · 41 g scoop
No third-party testing foundAdded amino acids
Protein
30g
Sugar
1g
Our score
53/100
$3.72 / servingChecked 2026-10-13
GNC AMP

AMP Pure Isolate

Whey Isolate
Informed Choice
Protein
25g
Sugar
0g
Our score
52/100
$1.12 / servingChecked 2026-10-13
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