Legion Athletics Peak Caffeine + L-Theanine supplement bottle
Legion Athletics

Peak Caffeine + L-Theanine

What We Researched
2 active ingredients analyzed · 5 inactive ingredients decoded · 4 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
100
Product Score Excellent
91
Brand Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
PurCaf® Organic Caffeine (from Green Coffee Bean) 100.0 mg
L-Theanine (Suntheanine®) 100.0 mg
Bioavailability Excellent

Absorption Rating

  • PurCaf® Organic Caffeine (from Green Coffee Bean) Good
  • L-Theanine (Suntheanine®) Good
Other Ingredients Excellent

Fillers & Additives

  • Hypromellose (Veggie Capsule)
  • White Rice Flour
  • Bamboo Extract
  • Organic Rice Hulls
  • Rice Extract Blend (Rice Extract, Rice Hulls, Gum Arabic And Sunflower Oil)
Efficacy Excellent

Dosage Analysis

  • PurCaf® Organic Caffeine (from Green Coffee Bean) 100.0 mg Effective
  • L-Theanine (Suntheanine®) 100.0 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
PurCaf® Organic Caffeine (from Green Coffee Bean) 100.0 mg
L-Theanine (Suntheanine®) 100.0 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Hypromellose (Veggie Capsule) Safe

It is used to encapsulate supplement ingredients.

White Rice Flour Unknown
Bamboo Extract Generally_safe

It may be used as a source of silica or for its antioxidant properties.

Organic Rice Hulls Generally_safe

It is used as a flow agent to prevent clumping.

Rice Extract Blend (Rice Extract, Rice Hulls, Gum Arabic And Sunflower Oil) Unknown

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$32$31$30$29$28 $29.99
Target

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

Brand Trust Report
Legion Athletics

Founded 2014 · Clearwater, FL, United States · 34 products · legionathletics.com/

Certifications

4 certifications
Consumerlab Verified Source
Labdoor Verified Source
Fda Gmp Inspections Verified Source
Nsf Gmp Verified Source

Transparency

4 claims
Third Party Testing Claim — Verified Source
Coa Availability — Verified Source
Testing Lab Disclosure — Verified Source

Violation History

3 incidents
Lawsuit Misrepresenting the calorie content of Pulse pre-workout drinks.2022Source
Fda Warning Making unsubstantiated claims that products can treat or prevent COVID-19.2020-04-28Source
Prop 65 Lead2019-09-24Source
Related Supplements
Frequently Asked Questions
Is Legion Athletics Peak Caffeine + L-Theanine a good supplement?

Legion Athletics Peak Caffeine + L-Theanine received a product quality score of 100/100 in GoodSupp's independent analysis, placing it in the top tier of supplements we've analyzed. The product contains 2 active ingredients with 60 servings per container. Of the 5 inactive ingredients, 1 are rated safe and 0 are flagged for review. The manufacturer, Legion Athletics, holds a brand trust score of 91/100 with 4 verified certifications including Consumerlab, Labdoor, Fda Gmp Inspections, Nsf Gmp.

What are the ingredients in Legion Athletics Peak Caffeine + L-Theanine?

Legion Athletics Peak Caffeine + L-Theanine contains 2 active ingredients: PurCaf® Organic Caffeine (from Green Coffee Bean) (100.0 mg), L-Theanine (Suntheanine®) (100.0 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Legion Athletics Peak Caffeine + L-Theanine safe to take?

Legion Athletics Peak Caffeine + L-Theanine 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 Legion Athletics a trustworthy supplement brand?

Legion Athletics receives a brand trust score of 91/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 2014 and headquartered in Clearwater, FL, United States, the company offers 34 products in their lineup. They hold 4 verified certifications including Consumerlab, Labdoor, Fda Gmp Inspections, Nsf Gmp. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Legion Athletics 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.