BSN Syntha-6® Isolate, Protein Powder Drink Mix, Chocolate Peanut Butter, 4.02 lb (1.82 kg) supplement bottle
BSN

Syntha-6® Isolate, Protein Powder Drink Mix, Chocolate Peanut Butter, 4.02 lb (1.82 kg)

What We Researched
12 active ingredients analyzed · 11 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
70
Product Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Calcium 370 mg 30%
Iron 0.7 mg 4%
Potassium 430 mg 10%
Bioavailability Very Good

Absorption Rating

  • Calcium Good
  • Iron Fair
  • Potassium Good
Other Ingredients Excellent

Fillers & Additives

  • Isolate protein matrix (whey protein isolate, milk protein isolate)
  • Natural and Artificial Flavor
  • Cocoa Powder (Processed with Alkali)
  • Inulin
  • Polydextrose
  • Potassium Chloride
  • Lecithin
  • Salt
  • Cellulose Gum
  • Sucralose
  • Acesulfame Potassium
Efficacy Very Poor

Dosage Analysis

  • Calcium 370 mg Under-dosed
  • Iron 0.7 mg Under-dosed
  • Potassium 430 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 140
Total Fat 2 g 3%
Saturated Fat 0.5 g 3%
Cholesterol 10 mg 3%
Sodium 140 mg 6%
Total Carbohydrate 6 g 2%
Dietary Fiber 1 g 4%
Total Sugars 1 g
Protein 25 g 50%
Calcium 370 mg 30%
Iron 0.7 mg 4%
Potassium 430 mg 10%

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Isolate protein matrix (whey protein isolate, milk protein isolate) Unknown
Natural and Artificial Flavor Generally_safe

It is used to improve the taste of the product.

Cocoa Powder (Processed with Alkali) Generally_safe

It is used to add color and flavor to the supplement.

Inulin Safe

It is used as a prebiotic fiber and to add bulk to supplements.

Polydextrose Generally_safe

It is used as a filler, to add bulk, and as a prebiotic fiber.

Potassium Chloride Safe

It is used to provide potassium, an essential mineral.

Lecithin Safe

It is used as an emulsifier to help mix oil and water-based ingredients.

Salt Safe

It is used as a flavoring agent.

Cellulose Gum Safe

Thickens and stabilizes supplement formulations.

Sucralose Generally_safe

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

Acesulfame Potassium Generally_safe

It is used to provide sweetness without adding calories.

Price Comparison

iHerb $103.58 $2.16 / serving
Best Price

Price History

Tracked across major retailers. Updated periodically.

$105$104$103$102$101 Mar 12 $103.00
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
BSN

Founded 2001 · Downers Grove, Illinois, United States · 47 products · gobsn.com/en-us

Transparency

1 claim

Violation History

2 incidents
Lawsuit False and misleading statements in the labeling and advertising of Cheaters Relief supplements.2011Source
Lawsuit Products were advertised as containing 'Creatine Ethyl Ester Malate' (CEM3), which the plaintiffs alleged did not exist.2009Source
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Frequently Asked Questions
Is BSN Syntha-6® Isolate, Protein Powder Drink Mix a good supplement?

BSN Syntha-6® Isolate, Protein Powder Drink Mix, Chocolate Peanut Butter, 4.02 lb (1.82 kg) received a product quality score of 70/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 12 active ingredients with 48 servings per container. Of the 11 inactive ingredients, 5 are rated safe and 0 are flagged for review.

What are the ingredients in BSN Syntha-6® Isolate, Protein Powder Drink Mix?

BSN Syntha-6® Isolate, Protein Powder Drink Mix contains 12 active ingredients: Calories (140), Total Fat (2 g), Saturated Fat (0.5 g), Cholesterol (10 mg), Sodium (140 mg), Total Carbohydrate (6 g), and 6 more. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is BSN Syntha-6® Isolate, Protein Powder Drink Mix safe to take?

BSN Syntha-6® Isolate, Protein Powder Drink Mix, Chocolate Peanut Butter, 4.02 lb (1.82 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.

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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.