EFX Sports Karbolyn Fuel Strawberry Kiwi supplement bottle
EFX Sports

Karbolyn Fuel Strawberry Kiwi

What We Researched
6 active ingredients analyzed · 4 inactive ingredients decoded · 2 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
87
Product Score Good
79
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 50 g 16.7%
Karbolyn (as Corn, Potato, Rice) 50 g
Bioavailability Fair

Absorption Rating

  • Total Carbohydrates Fair
  • Karbolyn (as Corn, Potato, Rice) Fair
Other Ingredients Excellent

Fillers & Additives

  • Citric Acid
  • natural & artificial Kiwi flavors
  • natural & artificial Strawberry flavors
  • Sucralose
Efficacy Excellent

Dosage Analysis

  • Karbolyn (as Corn, Potato, Rice) 50 g Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 200 kcal
Total Fat 0 g 0%
Sodium 0 mg 0%
Total Carbohydrates 50 g 16.7%
Protein 0 g 0%
Karbolyn (as Corn, Potato, Rice) 50 g

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Citric Acid Safe

Adds tartness and acts as a natural preservative. Also aids in ingredient stability.

natural & artificial Kiwi flavors Unknown
natural & artificial Strawberry flavors Unknown
Sucralose Generally_safe

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

Price Comparison

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

Brand Trust Report
EFX Sports

Founded 2005 · Billings, Montana, USA · 27 products · efxsports.com/

Certifications

2 certifications
Informed Sport Verified Source
Fda Gmp Inspections Verified Source

Transparency

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

Violation History

2 incidents
Prop 65 Lead2018-04-20Source
Lawsuit False advertising regarding the bioavailability and effectiveness of Kre-Alkalyn EFX Creatine compared to creatine monohydrate.2012Source
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Frequently Asked Questions
Is EFX Sports Karbolyn Fuel Strawberry Kiwi a good supplement?

EFX Sports Karbolyn Fuel Strawberry Kiwi received a product quality score of 87/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 6 active ingredients with 18 servings per container. Of the 4 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, EFX Sports, holds a brand trust score of 79/100 with 2 verified certifications including Informed Sport, Fda Gmp Inspections.

What are the ingredients in EFX Sports Karbolyn Fuel Strawberry Kiwi?

EFX Sports Karbolyn Fuel Strawberry Kiwi contains 6 active ingredients: Calories (200 kcal), Total Fat (0 g), Sodium (0 mg), Total Carbohydrates (50 g), Protein (0 g), Karbolyn (as Corn, Potato, Rice) (50 g). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is EFX Sports Karbolyn Fuel Strawberry Kiwi safe to take?

EFX Sports Karbolyn Fuel Strawberry Kiwi 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 EFX Sports a trustworthy supplement brand?

EFX Sports receives a brand trust score of 79/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2005 and headquartered in Billings, Montana, USA, the company offers 27 products in their lineup. They hold 2 verified certifications including Informed Sport, Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: EFX Sports has 2 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.