88herbs L-Theanine – Pharmaceutical Grade – Vegetarian Capsules – 250 mg (per cap) – 60 caps supplement bottle
88herbs

L-Theanine – Pharmaceutical Grade – Vegetarian Capsules – 250 mg (per cap) – 60 caps

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 (PureTheanine) 250 mg —
Bioavailability Excellent

Absorption Rating

  • L-theanine (PureTheanine) Good
Other Ingredients Excellent

Fillers & Additives

  • Vegetarian Capsules
Efficacy Excellent

Dosage Analysis

  • L-theanine (PureTheanine) 250 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
L-theanine (PureTheanine) 250 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetarian Capsules Unknown

Price Comparison

Amazon_Ca $20.95
Best Price

Price History

Tracked across major retailers. Updated periodically.

$23$22$21$20$19 Mar 12 $20.95
Amazon_Ca

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

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Frequently Asked Questions
Is 88herbs L-Theanine – Pharmaceutical Grade – Vegetarian Capsules – 250 mg (per cap) – 60 caps a good supplement?

88herbs L-Theanine – Pharmaceutical Grade – Vegetarian Capsules – 250 mg (per cap) – 60 caps 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 Of the 1 inactive ingredients, 0 are rated safe and 0 are flagged for review.

What are the ingredients in 88herbs L-Theanine – Pharmaceutical Grade – Vegetarian Capsules – 250 mg (per cap) – 60 caps?

88herbs L-Theanine – Pharmaceutical Grade – Vegetarian Capsules – 250 mg (per cap) – 60 caps contains 1 active ingredients: L-theanine (PureTheanine) (250 mg). Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is 88herbs L-Theanine – Pharmaceutical Grade – Vegetarian Capsules – 250 mg (per cap) – 60 caps safe to take?

88herbs L-Theanine – Pharmaceutical Grade – Vegetarian Capsules – 250 mg (per cap) – 60 caps 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.