L-Theanine
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
2 Capsule(s)
Serving Size
30
Servings
Non-Nutrient/Non-Botanical
Product Type
100%
Evidence Coverage
Supplement Facts — Evidence Check
200 mg
📊 Market median: 200.0mg (358 products)
📚 9 studies (Tier A: 0, B: 2)
Other Ingredients
Cellulose
Hypromellose
Magnesium Stearate
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (99% of products)
Structure/Function (92% of products)
Nutrient (22% of products)
Target Groups
Vegan
Vegetarian
Adult (18 - 50 Years)
Gluten Free
Dairy Free
Product Information
📋 Directions for Use
Recommendation: Adults take 2 capsules one to two times daily.
⚠️ Warnings & Precautions
Keep out of reach of children.
Safety sealed with inner seal. Do not use if seal is broken or missing.
If you are pregnant, nursing, or taking any medications, consult a healthcare professional before use.
🧪 Formulation Notes
Vegan
Contains no gluten, wheat, corn, soy, dairy, or artificial colors or flavors.
Fast acting - works within 30-60 minutes to promote relaxation
Additional Information
For more information, please visit intergrativepro.com.
Keep tightly closed. Store at room temperature. Avoid excessive heat and direct sunlight.
Quality Global Sourcing Bottled & Tested In The USA
Product Details
UPC / SKU
8 71791 00156 5
DSLD Entry Date
2024-01-24
Product Type
Non-Nutrient/Non-Botanical
Form
Capsule
Brand
Integrative Therapeutics
DSLD ID
305819
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
B
The effects of L-theanine consumption on sleep outcomes: A systematic review and meta-analysis
B
The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness
B
Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults: A Randomized Controlled Trial
B
The Role of Supplements and Over-the-Counter Products to Improve Sleep in Children: A Systematic Review
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
B
Effect of Alpha-S1-Casein Tryptic Hydrolysate and L-Theanine on Poor Sleep Quality: A Double Blind, Randomized Placebo-Controlled Crossover Trial
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
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