NOW Sports Arginine Stack Tropical Punch supplement bottle
NOW Sports

Arginine Stack Tropical Punch

What We Researched
14 active ingredients analyzed · 7 inactive ingredients decoded · 6 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
75
Product Score Fair
97
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 15 g 5%
Vitamin B6 (as Pyridoxine Hydrochloride) 10 mg 588%
L-Arginine 600 mg
L-Citrulline 100 mg
L-Norvaline 100 mg
L-Ornithine (as L-Ornithine Hydrochloride) 200 mg
Creatine Monohydrate 3 g
Yerba Mate extract 100 mg
Green Tea extract (as Catechins) 100 mg
Guarana extract 50 mg
Gymnema sylvestre extract 50 mg
Rhodiola extract (as Rosavins) 25 mg
CoQ10 5 mg
Bioavailability Very Good

Absorption Rating

  • Total Carbohydrates Fair
  • Vitamin B6 (as Pyridoxine Hydrochloride) Fair
  • L-Arginine Good
  • L-Citrulline Good
  • L-Norvaline Good
  • L-Ornithine (as L-Ornithine Hydrochloride) Good
  • Creatine Monohydrate Good
  • Green Tea extract (as Catechins) Good
  • Guarana extract Fair
  • Gymnema sylvestre extract Fair
  • Rhodiola extract (as Rosavins) Good
  • CoQ10 Good
Other Ingredients Excellent

Fillers & Additives

  • Dextrose
  • Fructose
  • Natural Flavors
  • Citric Acid
  • natural Beet powder
  • Malic Acid
  • Organic Stevia Leaf Extract
Efficacy Very Poor

Dosage Analysis

  • Vitamin B6 (as Pyridoxine Hydrochloride) 10 mg Effective
  • L-Arginine 600 mg Under-dosed
  • L-Citrulline 100 mg Under-dosed
  • L-Norvaline 100 mg Under-dosed
  • L-Ornithine (as L-Ornithine Hydrochloride) 200 mg Under-dosed
  • Creatine Monohydrate 3 g Effective
  • Green Tea extract (as Catechins) 100 mg Under-dosed
  • Guarana extract 50 mg Under-dosed
  • Gymnema sylvestre extract 50 mg Under-dosed
  • Rhodiola extract (as Rosavins) 25 mg Under-dosed
  • CoQ10 5 mg Under-dosed

Supplement Facts

Ingredient Amount % Daily Value
Calories 60 kcal
Total Carbohydrates 15 g 5%
Vitamin B6 (as Pyridoxine Hydrochloride) 10 mg 588%
L-Arginine 600 mg
L-Citrulline 100 mg
L-Norvaline 100 mg
L-Ornithine (as L-Ornithine Hydrochloride) 200 mg
Creatine Monohydrate 3 g
Yerba Mate extract 100 mg
Green Tea extract (as Catechins) 100 mg
Guarana extract 50 mg
Gymnema sylvestre extract 50 mg
Rhodiola extract (as Rosavins) 25 mg
CoQ10 5 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Dextrose Generally_safe

It is used as a filler, sweetener, or to improve the flow of powders.

Fructose Generally_safe

It is used as a sweetener.

Natural Flavors Safe

Improves taste of chewable, gummy, or liquid supplements.

Citric Acid Safe

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

natural Beet powder Unknown
Malic Acid Safe

Adds tartness and enhances fruit flavors in gummies and chewables.

Organic Stevia Leaf Extract Safe

It provides a sweet taste without added 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
NOW Sports

Founded 1968 · Bloomingdale, Illinois, USA · 178 products · nowfoods.com

Certifications

6 certifications
Informed Sport Verified Source
Non Gmo Project Verified Source
Npa Gmp Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source
Vegan Certified Verified Source

Transparency

5 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Verified Source
In House Testing — Verified Source

Violation History

1 incident
Recall NOW Real Food® Raw Macadamia Nuts2020-06-12Source
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Frequently Asked Questions
Is NOW Sports Arginine Stack Tropical Punch a good supplement?

NOW Sports Arginine Stack Tropical Punch received a product quality score of 75/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 14 active ingredients with 50 servings per container. Of the 7 inactive ingredients, 4 are rated safe and 0 are flagged for review. The manufacturer, NOW Sports, holds a brand trust score of 97/100 with 6 verified certifications including Informed Sport, Non Gmo Project, Npa Gmp, Usda Organic.

What are the ingredients in NOW Sports Arginine Stack Tropical Punch?

NOW Sports Arginine Stack Tropical Punch contains 14 active ingredients: Calories (60 kcal), Total Carbohydrates (15 g), Vitamin B6 (as Pyridoxine Hydrochloride) (10 mg), L-Arginine (600 mg), L-Citrulline (100 mg), L-Norvaline (100 mg), and 8 more. Notable high-dose ingredients include Vitamin B6 at 588% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is NOW Sports Arginine Stack Tropical Punch safe to take?

NOW Sports Arginine Stack Tropical Punch 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 NOW Sports a trustworthy supplement brand?

NOW Sports receives a brand trust score of 97/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1968 and headquartered in Bloomingdale, Illinois, USA, the company offers 178 products in their lineup. They hold 6 verified certifications including Informed Sport, Non Gmo Project, Npa Gmp, Usda Organic. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: NOW Sports has 1 historical regulatory incident 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.