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Healthy Origins L-Theanine 100 mg supplement bottle
Healthy Origins

L-Theanine 100 mg Review

What We Researched
1 active ingredient analyzed · 3 inactive ingredients decoded · 2 brand certifications checked · Page generated: Sep 2026
100
Product Score Excellent
74
Brand Score Fair

Two independent scores — the product and the brand behind it, never blended into one number. See our methodology.

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
L-Theanine 100 mg †
Bioavailability Excellent

Absorption Rating

  • L-Theanine Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetarian Capsule
  • Microcrystalline Cellulose
  • Silicon Dioxide
Efficacy Excellent

Dosage Analysis

  • L-Theanine 100 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
L-Theanine 100 mg †

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetarian Capsule Safe

It is used as a vegetarian capsule shell material.

Microcrystalline Cellulose Safe

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

Silicon Dioxide Safe

Prevents clumping and ensures consistent dosing.

Brand Trust Report
Healthy Origins

Founded 1996 · Morgan, Pennsylvania, United States · 60 products · healthyorigins.com

Certifications

2 certifications
NSF Certified Supporting evidence unavailable
USDA Organic Supporting evidence unavailable

Transparency

3 claims
Third Party Testing Claim — Claimed Evidence available Evidence
Coa Availability — Claimed Evidence available Evidence
Testing Lab Disclosure — True Brand claim; evidence unavailable
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Frequently Asked Questions
Is Healthy Origins L-Theanine 100 mg a good supplement?

Healthy Origins L-Theanine 100 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 180 servings per container. All 3 inactive ingredients (fillers, binders, capsule materials) are rated safe — a clean formulation with no flagged additives. The manufacturer, Healthy Origins, holds a brand trust score of 74/100.

What are the ingredients in Healthy Origins L-Theanine 100 mg?

Healthy Origins L-Theanine 100 mg contains 1 active ingredients: L-Theanine (100 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Healthy Origins L-Theanine 100 mg safe to take?

GoodSupp reviewed the inactive-ingredient data available for Healthy Origins L-Theanine 100 mg. All 3 inactive ingredients — including capsule materials, fillers, and binders — are currently classified as safe in GoodSupp's ingredient reference data. This label analysis cannot determine whether the product is safe for a particular person, and source labels may change. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Healthy Origins a trustworthy supplement brand?

Healthy Origins receives a brand trust score of 74/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1996 and headquartered in Morgan, Pennsylvania, United States, the company offers 60 products in their lineup.

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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 — read our methodology. 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.