🟢 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
30 Servings
Other Combinations Product Type
100% Evidence Coverage

Supplement Facts — Evidence Check

200 mg
📊 Market median: 200.0mg (358 products) 📚 9 studies (Tier A: 0, B: 2)
This product: 200mg
📊 Market median: 450.0mg (390 products) 📚 155 studies (Tier A: 0, B: 63)
This product: 200mg
75 mg
📊 Market median: 180.0mg (239 products) 📚 43 studies (Tier A: 1, B: 19)
This product: 75mg UL 400mg

Other Ingredients

Hydroxypropyl Methylcellulose Rice Rice extract Gum Arabic Sunflower Oil

Label Claims — Verification

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

Target Groups

Adult (18 - 50 Years) Women (not pregnant or lactating)

Product Information

📋 Directions for Use

Directions: Adults: Take 1 capsule daily.

⚠️ Warnings & Precautions

Do not use this product if you are pregnant, breast-feeding, or are allergic to any ingredients in this product.

Do not use this product if you are pregnant, breast-feeding, or are allergic to any ingredients in this product. If you experience an allergic reaction or other unexpected symptoms, discontinue use and contact a health professional.

If you have any medical conditions or are taking any medications, ask a health professional before use.

This product contains about as much caffeine as a cup of coffee (75 mg).

For adults 18 years of age and older Not for children Keep out of reach of children

Do not exceed recommended intake Do not use if seal is cut or broken Avoid excessive heat.

🧪 Formulation Notes

Supports attention, concentration, and focus

Additional Information

Store at room temperature. Avoid excessive heat. Close cap tightly after use.

Product Details

UPC / SKU 0 16500 59996 8
DSLD Entry Date 2024-05-23
Product Type Other Combinations
Form Softgel Capsule
DSLD ID 313333
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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