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Nuzest Clean Lean Protein Review

Clean formulation: no gums, no lecithin, 98% digestibility. Uses thaumatin as sweetener — a unique protein-based natural sweetener from West African Katemfe fruit, unlike anything else in the category

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By Alec & Michael•9 min read
✓ Updated Apr 20263.5/10 Score
Nuzest Clean Lean Protein

Nuzest Clean Lean Protein.

Clean Lean Protein

Clean Lean Protein

★★★★★3.5 / 10

Clean formulation: no gums, no lecithin, 98% digestibility. Uses thaumatin as sweetener — a unique protein-based natural sweetener from West African Katemfe fruit, unlike anything else in the category.

Formulation Quality
5.5
Testing & Transparency
2
$2.25/serving
Detailed Scoring

Evident Ratings

Clean Lean Protein

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

3.5
out of 10
5.6/10
2/10
1/10
6/10
not tested
Price per serving: $2.25/serving
Our Findings

What We Found

What we liked

No gums or thickeners

No soy lecithin

No added sugar

Our concerns

Contains natural flavors

No independent heavy metals testing data

Premium price ($2.25/serving)

Our Verdict

Clean formulation: no gums, no lecithin, 98% digestibility. Uses thaumatin as sweetener — a unique protein-based natural sweetener from West African Katemfe fruit, unlike anything else in the category.

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Clean Lean Protein

Nuzest

Clean Lean Protein

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

3.5
Overall
Material Safety
5.6/10
Trust & Reputation
2/10
Value & Policy
1/10
Features
6/10
Firsthand testing
not tested
Material & Safety
Third-Party Testing
LGC screened for WADA banned substances — NOT full Informed Sport certification. Important distinction.Verified
Heavy Metals Testing
Claims testing at or below Prop 65 levels. Peas sourced from Northern France soils with low natural heavy metal content. Not independently tested by Consumer Reports.Claimed
USDA Organic
NoClaimed
Trust & Reputation
Amazon Rating
4.3Verified
Amino Acid Profile Disclosed
YesVerified
Red Flags
LGC screened is NOT the same as Informed Sport certified. Single-source pea protein low in methionine. Premium price for single-ingredient product. Not independently tested for heavy metals.Verified
Value & Policy
Price
~$2.25/servingVerified
Price Per Serving
$2.25Verified
Features
Natural Flavors
Contains: Contains natural flavors in flavored variantsClaimed
Gums
NoneVerified
Soy Lecithin
NoneVerified
Added Sugar
NoneVerified
Sweetener
ThaumatinVerified
Protein Source Category
Plant-BasedVerified
Protein Source
PeaVerified

Background

New Zealand-founded brand (now global) focused on premium pea protein. Uses European golden peas specifically sourced from Northern France for soil quality. Unique sweetener choice (thaumatin). Strong in Australia/NZ market, growing in US.

Full category comparison

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