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Dymatize ISO100 Hydrolyzed Whey Protein Isolate Review

One of the cleanest whey proteins from a heavy metals standpoint — #2 in Consumer Reports, dual verified by CLP. True hydrolyzed isolate (pre-digested for fast absorption). No gums. Very low carb/fat/

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By Alec & Michael•9 min read
✓ Updated Apr 20265.2/10 Score
Dymatize ISO100 Hydrolyzed Whey Protein Isolate

Dymatize ISO100 Hydrolyzed Whey Protein Isolate.

ISO100 Hydrolyzed Whey Protein Isolate

ISO100 Hydrolyzed Whey Protein Isolate

★★★★★5.2 / 10

One of the cleanest whey proteins from a heavy metals standpoint — #2 in Consumer Reports, dual verified by CLP. True hydrolyzed isolate (pre-digested for fast absorption).

Formulation Quality
4
Testing & Transparency
5
$1.25/serving
Detailed Scoring

Evident Ratings

ISO100 Hydrolyzed Whey Protein Isolate

Sub-scores are category scores on a 1–5 scale, shown out of 10.

5.2
out of 10
4/10
5/10
6/10
7/10
4.6/10
Price per serving: $1.25/serving
Our Findings

What We Found

What we liked

Third-party tested (Informed Choice)

No gums or thickeners

No added sugar

25g protein per serving

Our concerns

Contains natural flavors

Contains soy lecithin

Uses artificial sweeteners

Our Verdict

One of the cleanest whey proteins from a heavy metals standpoint — #2 in Consumer Reports, dual verified by CLP. True hydrolyzed isolate (pre-digested for fast absorption).

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ISO100 Hydrolyzed Whey Protein Isolate

Dymatize

ISO100 Hydrolyzed Whey Protein Isolate

Researched and scored by Evident Reviews using our published criteria (owned brands disclosed)High confidence

5.2
Overall
Material Safety
4/10
Trust & Reputation
5/10
Value & Policy
6/10
Features
7/10
Firsthand testing
4.6/10
Material & Safety
Third-Party Testing
Informed ChoiceVerified
COA Availability
Not availableClaimed
Heavy Metals Testing
Consumer Reports 2025: lead below detection limits (#2 ranked). Dual verified by CR + Clean Label Project.Verified
Clean Label Project
CertifiedVerified
USDA Organic
NoClaimed
Trust & Reputation
Amazon Rating
4.4 (17,500 reviews)Verified
Amino Acid Profile Disclosed
YesVerified
Red Flags
Contains soy lecithin. Switched from Informed Sport to Informed Choice (downgrade).Verified
Value & Policy
Price
~$1.25/servingVerified
Price Per Serving
$1.25Verified
Features
Natural Flavors
Contains: Contains 'Natural and Artificial Flavors'Claimed
Gums
NoneVerified
Soy Lecithin
Contains: Contains soy lecithinClaimed
Added Sugar
NoneVerified
Sweetener
Sucralose + SteviaVerified
Protein Source Category
Animal-BasedVerified
Protein Source
Whey IsolateVerified
Made In
USAClaimed
GMP Certified
YesVerified
Manufacturing Location
USAClaimed

Background

Owned by Glanbia Performance Nutrition. ISO100 is their flagship — one of the best-selling hydrolyzed isolates globally. Known for flavor innovation and fast absorption. Long track record with no major controversies.