Relora Serene by R-Garden

100/100

This product looks safe

No ingredients exceed tolerable upper intake levels
33% of ingredients have research evidence

A Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Relora and Suntheanine are supported by moderate evidence for reducing stress and promoting relaxation. The Lectrosorb blend has limited documented research regarding its specific efficacy. Overall, these ingredients are generally recognized as safe for consumption.

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

Label

Product Label

Open Full PDF View on NIH DSLD →

Details

Label Data

1 Capsule(s)

Serving Size

Servings

Other Combinations

Product Type

33%

Evidence Coverage

Ingredients

Supplement Facts — Evidence Check

Relora

300 mg

Suntheanine

100 mg

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

Lectrosorb Proprietary Blend (Combination)

32.5 mg

Other Ingredients

Rice Flour

Claims

Label Claims — Verification

Unverified All Other

Info

Product Information

Directions for Use

Directions: Take 1 capsule 2 or more times per day.

Warnings & Precautions

Warning: Do not take if pregnant or lactating. Do not take if currently taking any prescription medication or receiving medical treatment without consulting your physician.

Keep out of the reach of children.

Intended for nutritional use only

Formulation Notes

Relora is a proprietary blend of a patented extract from magnolia officinalis bark and a proprietary extract from Phellodendron amurense bark.

Additional Information

Vegetarian capsules

Nature's finest health products

Capsule size #1

Metadata

Product Details

UPC / SKU6 53041 00091 3

DSLD Entry Date2011-12-23

Product TypeOther Combinations

FormCapsule

BrandR-Garden

DSLD ID3212

Data Updated2026-04-11

Research

Research Evidence

Research Sources

Avg Quality

Rct

Systematic Review

Meta Analysis

Clinical Trial

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.