Sleep

product on market Capsule Warrior Strong Wellness Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 50% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

L-Theanine and Apigenin are used to promote relaxation and improve sleep quality. Research providing moderate evidence suggests these ingredients may reduce anxiety and facilitate sleep onset. However, overall evidence coverage for this specific formulation is limited.

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

Label

Product Label

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

Label Data

1 Capsule(s)
Serving Size
60
Servings
Non-Nutrient/Non-Botanical
Product Type
50%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

200 mg
Market median: 200.0mg (358 products) 9 studies (A:0, B:2)
Apigenin
50 mg

Other Ingredients

Hypromellose Rice Flour Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Recommended dosage 1 capsule in the evening before bed.

Suggested use: Take 1 capsule per day in the evening before bedtime, as a dietary supplement.

Warnings & Precautions

Caution: Consult your doctor Before using this product, if you are taking any medications. Especially, if you are taking SSRIs, hormones or blood thinning type medications. Interactions: L-Theanine may interact with certain medications, including blood pressure medications, stimulants, and medications that affect neurotransmitter levels. Consult with your healthcare provider to ensure there are no potential interactions with your current medications. Do not take this product if you are pregnant or nursing or under the age of 18.

Allergens: If you have known allergies or sensitivities to amino acids, tea, or tea-related products, your should exercise caution when taking L-Theanine.

Do not take this product if you are pregnant or nursing or under the age of 18. Keep out of reach of children.

Discontinue use and consult a doctor immediately if any adverse reactions occur. Do not take this product, L-Theanine and Apigenin and operate any heavy machinery or drive until you know how it affects you. It is best to take it before bedtime. Do not exceed more than 4 capsules per day.

Formulation Notes

L-Theanine is an amino acid commonly found in tea leaves, particularly in green tea (Camellia sinensis). May have a calming and relaxing effect on the mind and body. Apigenin is a powerful bioflavonoid found in chamomile tea and an antioxidant compound found in many different plants, herbs, fruit and vegetables. May improve sleep quality.

Natural rest Restful sleep Calm mind & body Relaxation support

L-Theanine & Apigenin

Tested in an ISO Certified Lab

Soy free GMO free Dairy free Gluten free

Vegan

Additional Information

St. Baldrick's Foundation Conquer Childhood Cancers A portion of the proceeds will be donated to childhood cancer research

Storage: Store in a cool, dark, dry place.

Save 15% on www.warriorstrongwellness.com

Made in a GMP Certified Facility Made in a FDA Registered Facility

Warrior Strong Wellness has been providing quality products since 2017

Manufactured in the US

Metadata

Product Details

UPC / SKUX003W1SOJ9
DSLD Entry Date2025-01-23
Product TypeNon-Nutrient/Non-Botanical
FormCapsule
DSLD ID321108
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
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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.