Matcha

product on market Powder Green Foods 🟢 Safety: 100/100
Brand: Green Foods
🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 44% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

5 Gram(s) Serving Size
32 Servings
Other Combinations Product Type
44% Evidence Coverage

Supplement Facts — Evidence Check

Calories
17 Calorie(s)
Total Carbohydrates
4 Gram(s) (1% DV)
Protein
1 Gram(s) (1% DV)
Sodium
1 mg (1% DV)
20 mg
📊 Market median: 200.0mg (358 products) 📚 9 studies (Tier A: 0, B: 2)
This product: 20mg
Theine
25 mg
16 mg
📊 Market median: 500.0mg (180 products) 📚 5 studies (Tier A: 0, B: 1)
This product: 16mg
179 mg
📊 Market median: 260.0mg (249 products) 📚 156 studies (Tier A: 4, B: 61)
This product: 179mg
1000 mg
📊 Market median: 260.0mg (249 products) 📚 156 studies (Tier A: 4, B: 61)
This product: 1000mg

Other Ingredients

Brown Rice solids Matcha Green Tea

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) Organic Gluten Free Dairy Free

Product Information

📋 Directions for Use

Suggested use: Mix 5 g (approximately 2 teaspoons) into 8 oz. of hot or cold water, juice or smoothie.

🧪 Formulation Notes

Green Foods soluble blend of premium Japanese Matcha combined with nutritious brown rice solids provides sustained energy without the negative effects of conventional energy drinks. Benefits of Matcha EGCG + natural caffeine stimulate the metabolism & boost athletic performance Antioxidants help defend against aging, inflammation & free radical damage Chlorophyll gently detoxifies the body of toxins & balances alkalinity L-Theanine helps to improve cognition & mood while reducing physical & mental stress Brown rice solids provide sustained energy & promote healthy glucose & cholesterol levels

Easily dissolves in hot or cold water

Farm-direct, whole-leaf & shade-grown Ceremonial grade Alkalize Detoxify Energize Rejuvenate

Certified Organic by QAI

Non GMO Certified Organic Gluten free Soy free

Natural vegan product

Does not contain: Added sugar, salt, colorings, fillers & is free of animal products, gluten, soy, wheat, yeast, corn & genetically modified organisms (GMO.)

Our matcha is grown in Japan

Green tea energy blend

Additional Information

Store: In a cool, dry place with lid tightly closed.

USDA Organic Non GMO Certified Organic Quality Assurance International Certified Organic

This product is sold by weight not by volume. Some settling of contents may occur.

Product Details

UPC / SKU 0 83851 20900 6
DSLD Entry Date 2024-03-22
Product Type Other Combinations
Form Powder
Brand Green Foods
DSLD ID 307954
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
PubMed DOI
B The effects of L-theanine consumption on sleep outcomes: A systematic review and meta-analysis
Meta Analysis Sleep medicine reviews 2025
PubMed DOI
B The combination of L-theanine and caffeine improves cognitive performance and increases subjective alertness
Rct Nutritional neuroscience 2010
PubMed DOI
B Effects of L-Theanine Administration on Stress-Related Symptoms and Cognitive Functions in Healthy Adults: A Randomized Controlled Trial
Rct Nutrients 2019
PubMed DOI
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
PubMed DOI
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
PubMed DOI
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
PubMed DOI
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
PubMed DOI
B The combined effects of L-theanine and caffeine on cognitive performance and mood
Rct Nutritional neuroscience 2008
PubMed DOI
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
PubMed DOI
View all evidence for L Theanine →

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