OmniZen

product on market Capsule PEScience 🟢 Safety: 100/100
Brand: PEScience
🟢 100/100

This product looks safe

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

Product Label

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Label Data

1 Capsule(s) Serving Size
60 Servings
Other Combinations Product Type
50% Evidence Coverage

Supplement Facts — Evidence Check

Cyracos
300 mg
100 mg
📊 Market median: 200.0mg (358 products) 📚 9 studies (Tier A: 0, B: 2)
This product: 100mg

Other Ingredients

Hydroxypropyl Methylcellulose Silicon Dioxide 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

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Directions: Take 1 capsule in the morning and 1 capsule at night with or without food.

Use with REM-3 for sleep support

⚠️ Warnings & Precautions

Warnings: This product is intended to be consumed by healthy adults.

Consult with a physician before using this product, especially if you are taking any prescription or over the counter medication, or have any pre-existing medical condition. Pregnant or nursing women should not use this product without first consulting with a physician.

Do not take this product if you take selective serotonin reuptake inhibitors (SSRIs). Discontinue use 2 weeks prior to surgery. Discontinue use and immediately consult your healthcare professional if you experience any adverse reaction to this product. Do not exceed recommended serving. Do not use if safety seal is broken or missing.

Keep out of reach of children.

🧪 Formulation Notes

300 mg lemon balm 100 mg theanine

Calming formula Stress & mood support

Clinically studied Cyracos Lemon Balm L-theanine 100 mg

OmniZen is a non-stimulating, calming formula that supports mood & stress with a clinically studied extract of lemon balm leaf combined with theanine.

Additional Information

30 day supply

Lab Tested Third Party Tested For Quality And Purity pescience.com/difference

Product Details

UPC / SKU 0 40232 28877 7
DSLD Entry Date 2023-09-25
Product Type Other Combinations
Form Capsule
Brand PEScience
DSLD ID 297406
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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