BESTVITE L-Theanine, 200 mg supplement bottle
BESTVITE

L-Theanine, 200 mg

What We Researched
1 active ingredient analyzed · 2 inactive ingredients decoded · 1 retailer compared · Last updated: Mar 2026
100
Product Score Excellent

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Theanine 200 mg
Bioavailability Excellent

Absorption Rating

  • L-Theanine Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetarian Capsule
  • Rice Flour
Efficacy Excellent

Dosage Analysis

  • L-Theanine 200 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Theanine 200 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetarian Capsule Safe

It is used as a vegetarian capsule shell material.

Rice Flour Safe

Natural bulking agent to fill capsule space. Hypoallergenic.

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
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Frequently Asked Questions
Is BESTVITE L-Theanine, 200 mg a good supplement?

BESTVITE L-Theanine, 200 mg 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 60 servings per container. All 2 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives.

What are the ingredients in BESTVITE L-Theanine, 200 mg?

BESTVITE L-Theanine, 200 mg contains 1 active ingredients: L-Theanine (200 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is BESTVITE L-Theanine, 200 mg safe to take?

BESTVITE L-Theanine, 200 mg has been analyzed for ingredient safety across all its components. All 2 inactive ingredients — including capsule materials, fillers, and binders — are rated safe based on regulatory data and published safety research. This is a clean formulation with no controversial additives. 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.