Complete Natural Products L-Theanine Capsules supplement bottle
Complete Natural Products

L-Theanine Capsules

What We Researched
1 active ingredient analyzed · 1 inactive ingredient decoded · 1 retailer compared · Last updated: Mar 2026
100
Product Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Theanine 300.0 mg
Bioavailability Excellent

Absorption Rating

  • L-Theanine Good
Other Ingredients Excellent

Fillers & Additives

  • Pullulan Capsule (Shell)
Efficacy Excellent

Dosage Analysis

  • L-Theanine 300.0 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Theanine 300.0 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Price Comparison

Price History

Tracked across major retailers. Updated periodically.

$18$17$16$15$14 $15.95
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
Related Supplements
Frequently Asked Questions
Is Complete Natural Products L-Theanine Capsules a good supplement?

Complete Natural Products L-Theanine Capsules 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 1 active ingredients with 100 servings per container. Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review.

What are the ingredients in Complete Natural Products L-Theanine Capsules?

Complete Natural Products L-Theanine Capsules contains 1 active ingredients: L-Theanine (300.0 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Complete Natural Products L-Theanine Capsules safe to take?

Complete Natural Products L-Theanine 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.