Cardiotabs CardioTea with L-Theanine, 120 Capsules supplement bottle
Cardiotabs

CardioTea with L-Theanine, 120 Capsules

What We Researched
4 active ingredients analyzed · 4 inactive ingredients decoded · 3 retailers compared · Last updated: Mar 2026
65
Product Score Fair

Product Analysis

Transparency Fair

Supplement Facts

IngredientAmount% DV
Proprietary Blend 562.5 mg *
Green Tea (Camellia sinensis) Extract (leaf) — *
Black Tea (Camellia sinensis) Extract (leaf) — *
L-Theanine (Suntheanine®) 100 mg *
Bioavailability Good

Absorption Rating

  • Proprietary Blend Fair
  • Green Tea (Camellia sinensis) Extract (leaf) Fair
  • Black Tea (Camellia sinensis) Extract (leaf) Fair
  • L-Theanine (Suntheanine®) Good
Other Ingredients Good

Fillers & Additives

  • Gelatin capsule (gelatin, water, chlorophyll, and titanium dioxide) High
  • Microcrystalline Cellulose
  • Magnesium Stearate
  • Silicon Dioxide
Efficacy Excellent

Dosage Analysis

  • L-Theanine (Suntheanine®) 100 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Proprietary Blend 562.5 mg *
Green Tea (Camellia sinensis) Extract (leaf) *
Black Tea (Camellia sinensis) Extract (leaf) *
L-Theanine (Suntheanine®) 100 mg *

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Gelatin capsule (gelatin, water, chlorophyll, and titanium dioxide) Unknown
Microcrystalline Cellulose Safe

Adds bulk to small-dose supplements to make tablets/capsules a manageable size.

Magnesium Stearate Safe

Prevents ingredients from sticking to manufacturing equipment during tableting.

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Price Comparison

Vitacost $32.95 $0.55 / serving
Best Price
Target $32.95 $0.55 / serving

Price History

Tracked across major retailers. Updated periodically.

$35$34$33$32$31 Mar 12 $32.95
Vitacost

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

Brand Trust Report
Cardiotabs

Founded 1999 · Kansas City, MO, USA · 12 products · cardiotabs.com/

Transparency

1 claim
Third Party Testing Claim — Claimed Source
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Frequently Asked Questions
Is Cardiotabs CardioTea with L-Theanine, 120 Capsules a good supplement?

Cardiotabs CardioTea with L-Theanine, 120 Capsules received a product quality score of 65/100 in GoodSupp's independent analysis, suggesting some areas that could be improved. The product contains 4 active ingredients with 60 servings per container. Of the 4 inactive ingredients, 3 are rated safe and 0 are flagged for review.

What are the ingredients in Cardiotabs CardioTea with L-Theanine, 120 Capsules?

Cardiotabs CardioTea with L-Theanine, 120 Capsules contains 4 active ingredients: Proprietary Blend (562.5 mg), Green Tea (Camellia sinensis) Extract (leaf), Black Tea (Camellia sinensis) Extract (leaf), L-Theanine (Suntheanine®) (100 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Cardiotabs CardioTea with L-Theanine, 120 Capsules safe to take?

Cardiotabs CardioTea with L-Theanine, 120 Capsules 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.