🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 100% of ingredients have research evidence
A Label Compliance Grade

Product Label

📸

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Label Data

1 Capsule(s) Serving Size
Non-Nutrient/Non-Botanical Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

100 mg
📊 Market median: 200.0mg (358 products) 📚 9 studies (Tier A: 0, B: 2)
This product: 100mg

Other Ingredients

Rice Flour Gelatin Magnesium Stearate Silicon Dioxide

Label Claims — Verification

All Other
All Other (99% of products) Structure/Function (92% of products) Nutrient (22% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free Dairy Free

Product Information

📋 Directions for Use

DIRECTIONS: As a dietary supplement, one (1) capsule two (2) to three (3) times daily.

⚠️ Warnings & Precautions

WARNING: Consult your healthcare provider prior to use if you are pregnant, nursing, taking any medication or have any medical conditions.

KEEP OUT OF REACH OF CHILDREN.

TAMPER EVIDENT Do not use if outer seal is broken or missing.

🧪 Formulation Notes

Does not contain: Yeast, Corn, Wheat, Gluten, Soy, Dairy, Citrus, Fish, Artificial Colors or Flavors.

gluten free dairy free soy free nut free

Additional Information

{capsule} actual size

access code: FPO123456789 Peel Here

STORE IN A COOL, DRY PLACE.

Visit www.vitaminshoppe.com or call 1-888-482-9424 for more information and to reorder.

Clinically studied ingredient

Plus premium subscription to the Pear Focus App

Item No. VS-3410 2040251 FP 52

Product Details

UPC / SKU 7 66536 03410 9
DSLD Entry Date 2016-02-23
Product Type Non-Nutrient/Non-Botanical
Form Capsule
DSLD ID 56342
Data Updated 2026-04-11

Research Evidence

37 Research Sources
53 Avg Quality Score
22 Rct
10 Systematic Review
3 Meta Analysis
1 Clinical Trial
1 Openfda Safety
B Examining the effect of L-theanine on sleep: a systematic review of dietary supplementation trials
Systematic Review Nutritional neuroscience 2026
B The effects of L-theanine consumption on sleep outcomes: A systematic review and meta-analysis
Meta Analysis Sleep medicine reviews 2025
B The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness
Rct Nutritional neuroscience 2010
B Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults: A Randomized Controlled Trial
Rct Nutrients 2019
B The Role of Supplements and Over-the-Counter Products to Improve Sleep in Children: A Systematic Review
Systematic Review International journal of molecular sciences 2023
B Effects of Tea (Camellia sinensis) or its Bioactive Compounds l-Theanine or l-Theanine plus Caffeine on Cognition, Sleep, and Mood in Healthy Participants: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
Meta Analysis Nutrition reviews 2025
B Effect of Alpha-S1-Casein Tryptic Hydrolysate and L-Theanine on Poor Sleep Quality: A Double Blind, Randomized Placebo-Controlled Crossover Trial
Rct Nutrients 2022
B Effect of L-theanine on selective attention in a traffic-related reaction task in sleep-deprived young adults: a double-blind placebo-controlled, crossover study
Rct Nutritional neuroscience 2025
B The combined effects of L-theanine and caffeine on cognitive performance and mood
Rct Nutritional neuroscience 2008
B Acute effects of tea constituents L-theanine, caffeine, and epigallocatechin gallate on cognitive function and mood: a systematic review and meta-analysis
Meta Analysis Nutrition reviews 2014
View all evidence for L Theanine →

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