JNX Sports The Curse!®, Pre-Workout, Dark Grape, 5.4 oz (153 g) supplement bottle
JNX Sports

The Curse!®, Pre-Workout, Dark Grape, 5.4 oz (153 g)

What We Researched
3 active ingredients analyzed · 8 inactive ingredients decoded · 1 brand certification checked · 1 retailer compared · Last updated: Mar 2026
91
Product Score Excellent
61
Brand Score Fair

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Energizing Muscle Fuel BlendBeta-alanine, Creatine Monohydrate, Citric Acid 3000 mg †
Amplifier BlendL-Citrulline, L-arginine alpha-ketoglutarate (AKG) 900 mg †
Mind Control MatrixCaffeine AnhydrousOlive Leaf Extract (Olea europaea) (40% Oleuropein) 157 mg155 mg †
Bioavailability Excellent

Absorption Rating

  • Energizing Muscle Fuel BlendBeta-alanine, Creatine Monohydrate, Citric Acid Good
  • Amplifier BlendL-Citrulline, L-arginine alpha-ketoglutarate (AKG) Good
  • Mind Control MatrixCaffeine AnhydrousOlive Leaf Extract (Olea europaea) (40% Oleuropein) Good
Other Ingredients Excellent

Fillers & Additives

  • Natural & Artificial Flavor
  • Calcium Silicate
  • Silicon Dioxide
  • Sucralose
  • Tartaric Acid
  • Acesulfame Potassium
  • Malic Acid
  • Grape (fruit) powder (color)
Efficacy Good

Dosage Analysis

  • Energizing Muscle Fuel BlendBeta-alanine, Creatine Monohydrate, Citric Acid 3000 mg Effective
  • Amplifier BlendL-Citrulline, L-arginine alpha-ketoglutarate (AKG) 900 mg Under-dosed
  • Mind Control MatrixCaffeine AnhydrousOlive Leaf Extract (Olea europaea) (40% Oleuropein) 157 mg155 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Energizing Muscle Fuel BlendBeta-alanine, Creatine Monohydrate, Citric Acid 3000 mg †
Amplifier BlendL-Citrulline, L-arginine alpha-ketoglutarate (AKG) 900 mg †
Mind Control MatrixCaffeine AnhydrousOlive Leaf Extract (Olea europaea) (40% Oleuropein) 157 mg155 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Natural & Artificial Flavor Generally_safe

It is used to improve the taste of the supplement.

Calcium Silicate Safe

Prevents ingredient clumping during manufacturing.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Sucralose Generally_safe

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

Tartaric Acid Safe

Provides sour taste in chewable supplements.

Acesulfame Potassium Generally_safe

It is used to provide sweetness without adding calories.

Malic Acid Safe

Adds tartness and enhances fruit flavors in gummies and chewables.

Grape (fruit) powder (color) Unknown

Price Comparison

iHerb $21.69 $0.72 / serving
Best Price

Price History

Tracked across major retailers. Updated periodically.

$23$22$21$20$19 Mar 12 $21.00
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
JNX Sports

Founded 2010 · Houston, United States · 46 products · jnxsports.com/

Certifications

1 certification
Fda Gmp Inspections Verified Source

Transparency

1 claim
Third Party Testing Claim — Claimed Source
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Frequently Asked Questions
Is JNX Sports The Curse!®, Pre-Workout a good supplement?

JNX Sports The Curse!®, Pre-Workout, Dark Grape, 5.4 oz (153 g) 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 3 active ingredients with 30 servings per container. Of the 8 inactive ingredients, 4 are rated safe and 0 are flagged for review. The manufacturer, JNX Sports, holds a brand trust score of 61/100 with 1 verified certifications including Fda Gmp Inspections.

What are the ingredients in JNX Sports The Curse!®, Pre-Workout?

JNX Sports The Curse!®, Pre-Workout contains 3 active ingredients: Energizing Muscle Fuel BlendBeta-alanine, Creatine Monohydrate, Citric Acid (3000 mg), Amplifier BlendL-Citrulline, L-arginine alpha-ketoglutarate (AKG) (900 mg), Mind Control MatrixCaffeine AnhydrousOlive Leaf Extract (Olea europaea) (40% Oleuropein) (157 mg155 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is JNX Sports The Curse!®, Pre-Workout safe to take?

JNX Sports The Curse!®, Pre-Workout, Dark Grape, 5.4 oz (153 g) 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 JNX Sports a trustworthy supplement brand?

JNX Sports receives a brand trust score of 61/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2010 and headquartered in Houston, United States, the company offers 46 products in their lineup. They hold 1 verified certifications including Fda Gmp Inspections. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. No regulatory violations or FDA warning letters were found in our research.

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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.