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Matcha

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

This product looks safe

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

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Matcha contains L-theanine, which has strong evidence for promoting relaxation and cognitive focus. The remaining profile consists of basic macronutrients and sodium. Research indicates these components are generally safe for consumption.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Matcha
Open Full PDF View on NIH DSLD →
Details

Label Data

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

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 (A:0, B:2)
Theine
25 mg
Market median: 500.0mg (180 products) 5 studies (A:0, B:1)
Market median: 260.0mg (249 products) 158 studies (A:4, B:61)
Market median: 260.0mg (249 products) 158 studies (A:4, B:61)

Other Ingredients

Brown Rice solids Matcha Green Tea
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

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.

Metadata

Product Details

UPC / SKU0 83851 20900 6
DSLD Entry Date2024-03-22
Product TypeOther Combinations
FormPowder
BrandGreen Foods
DSLD ID307954
Data Updated2026-04-11
Research

Research Evidence

37
Research Sources
53
Avg Quality
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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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.