MuscleTech 100% Mass Gainer™, Chocolate Fudge Brownie, 5.15 lbs (2.33 kg) supplement bottle
MuscleTech

100% Mass Gainer™, Chocolate Fudge Brownie, 5.15 lbs (2.33 kg)

What We Researched
18 active ingredients analyzed · 14 inactive ingredients decoded · 2 brand certifications checked · 2 retailers compared · Last updated: Mar 2026
91
Product Score Excellent
75
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Calcium 650 mg 50%
Iron 2.4 mg 13%
Potassium 460 mg 10%
L-glutamine and glutamine precursor (as whey protein, L-glutamine) 7.5 g
Creatine monohydrate 5 g
L-leucine (as whey protein, L-leucine) 4.6 g
L-valine (as whey protein, L-valine) 2.5 g
L-isoleucine (as whey protein, L-isoleucine) 2.4 g
Bioavailability Excellent

Absorption Rating

  • Calcium Good
  • Iron Fair
  • Potassium Good
  • L-glutamine and glutamine precursor (as whey protein, L-glutamine) Good
  • Creatine monohydrate Good
  • L-leucine (as whey protein, L-leucine) Good
  • L-valine (as whey protein, L-valine) Good
  • L-isoleucine (as whey protein, L-isoleucine) Good
Other Ingredients Excellent

Fillers & Additives

  • Complex Carb Blend
  • Protein blend
  • Natural and Artificial Flavors
  • Cocoa Extender
  • Cocoa
  • Calcium Carbonate
  • Gum Blend
  • Soy Lecithin
  • Sunflower Lecithin
  • Salt
  • Enzyplex
  • Acesulfame-Potassium
  • Sucralose
  • Medium Chain Triglycerides
Efficacy Good

Dosage Analysis

  • Calcium 650 mg Effective
  • Iron 2.4 mg Under-dosed
  • Potassium 460 mg Under-dosed
  • L-glutamine and glutamine precursor (as whey protein, L-glutamine) 7.5 g Effective
  • Creatine monohydrate 5 g Effective
  • L-leucine (as whey protein, L-leucine) 4.6 g Effective
  • L-valine (as whey protein, L-valine) 2.5 g Effective
  • L-isoleucine (as whey protein, L-isoleucine) 2.4 g High

Supplement Facts

Ingredient Amount % Daily Value
Calories 1,330
Total Fat 4.5 g 6%*
Saturated Fat 2.5 g 13%*
Cholesterol 120 mg 40%
Total Carbohydrate 280 g 102%*
Dietary Fiber 2 g 7%*
Total Sugars 14 g
Includes Added Sugars 10 g 20%*
Protein 44 g 88%*
Calcium 650 mg 50%
Iron 2.4 mg 13%
Sodium 540 mg 23%
Potassium 460 mg 10%
L-glutamine and glutamine precursor (as whey protein, L-glutamine) 7.5 g
Creatine monohydrate 5 g
L-leucine (as whey protein, L-leucine) 4.6 g
L-valine (as whey protein, L-valine) 2.5 g
L-isoleucine (as whey protein, L-isoleucine) 2.4 g

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Complex Carb Blend Unknown
Protein blend Unknown
Natural and Artificial Flavors Generally_safe

It is used to improve the taste of the product.

Cocoa Extender Unknown
Cocoa Generally_safe

It is used as a flavoring agent.

Calcium Carbonate Safe

Acts as a filler and provides supplemental calcium.

Gum Blend Unknown
Soy Lecithin Safe

Helps blend oil and water-based ingredients. Common allergen.

Sunflower Lecithin Safe

Helps mix oil and water-based ingredients. Allergen-free alternative to soy lecithin.

Salt Safe

It is used as a flavoring agent.

Enzyplex Unknown
Acesulfame-Potassium Generally_safe

It is used to add sweetness to supplements without adding calories.

Sucralose Generally_safe

Adds sweetness to chewables, gummies, and powdered supplements without calories.

Medium Chain Triglycerides Safe

Enhances absorption of fat-soluble vitamins.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$38$37$36$35$34 Mar 12 $35.92
iHerb

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
MuscleTech

Founded 1995 · Oakville, Ontario, Canada · 49 products · muscletech.com/

Certifications

2 certifications
Consumerlab Verified Source
Labdoor Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
In House Testing — Claimed Source

Violation History

3 incidents
Recall Muscle Tech Alpha Test2024-12-18Source
Lawsuit A class-action lawsuit was filed against Iovate Health Sciences alleging that their Platinum 100% BCAA 8:1:1 product's claims to promote muscle protein synthesis were false and misleading.2019Source
Lawsuit A class-action lawsuit alleged that Iovate Health Sciences USA Inc. misled consumers by 'protein spiking' its MuscleTech protein powders. The suit claimed the company included non-protein ingredients to inflate the protein content listed on the label.2015Source
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Frequently Asked Questions
Is MuscleTech 100% Mass Gainer™, Chocolate Fudge Brownie a good supplement?

MuscleTech 100% Mass Gainer™, Chocolate Fudge Brownie, 5.15 lbs (2.33 kg) received a product quality score of 91/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 18 active ingredients with 7 servings per container. Of the 14 inactive ingredients, 5 are rated safe and 0 are flagged for review. The manufacturer, MuscleTech, holds a brand trust score of 75/100 with 2 verified certifications including Consumerlab, Labdoor.

What are the ingredients in MuscleTech 100% Mass Gainer™, Chocolate Fudge Brownie?

MuscleTech 100% Mass Gainer™, Chocolate Fudge Brownie contains 18 active ingredients: Calories (1,330), Total Fat (4.5 g), Saturated Fat (2.5 g), Cholesterol (120 mg), Total Carbohydrate (280 g), Dietary Fiber (2 g), and 12 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is MuscleTech 100% Mass Gainer™, Chocolate Fudge Brownie safe to take?

MuscleTech 100% Mass Gainer™, Chocolate Fudge Brownie, 5.15 lbs (2.33 kg) has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is MuscleTech a trustworthy supplement brand?

MuscleTech receives a brand trust score of 75/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1995 and headquartered in Oakville, Ontario, Canada, the company offers 49 products in their lineup. They hold 2 verified certifications including Consumerlab, Labdoor. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: MuscleTech has 3 historical regulatory incidents on record, which are factored into the trust score.

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Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.