Sleep

product on market Powder youtheory Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 67% of ingredients have research evidence
A Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

This formula combines magnesium and amino acids like L-theanine and L-tryptophan, which have moderate evidence for supporting relaxation and sleep quality. L-glycine and 5-HTP further contribute to sleep onset and mood regulation through neurotransmitter modulation. Research generally supports these ingredients for sleep improvement, though overall evidence coverage for this specific blend 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

4.34 Gram(s)
Serving Size
30
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

100 mg (20% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
L-Glycine
3000 mg
250 mg
Market median: 500.0mg (70 products)
200 mg
Market median: 200.0mg (358 products) 9 studies (A:0, B:2)
Market median: 100.0mg (116 products) 18 studies (A:0, B:3)
1 mg
Market median: 3.0mg (984 products) 240 studies (A:2, B:109)

Other Ingredients

natural Lemon-Lime flavor Silicon Dioxide Xanthan Gum
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: (Adults) Mix one (1) level scoop with warm water, juice or tea 30 minutes before bedtime.

Usage Warnings: Use only at bedtime.

Warnings & Precautions

This product is manufactured in a facility that processes fish extracts.

Do not use with antidepressant drugs, alcoholic beverages, when driving a vehicle, or while operating machinery. Check with your doctor before using this product if you are taking medication or have any medical conditions. Do not use if you are pregnant or nursing.

Do not exceed the recommended daily intake.

Not intended for persons under 18. Keep out of reach of children.

Formulation Notes

+ Supports relaxation + Promotes rapid onset of sleep + Improves quality of sleep Youtheory Sleep offers the possibility of quicker, deeper and more refreshing sleep. This fast-acting drink mix provides broad-spectrum support for occasional sleeplessness.

It features relaxing amino acids, calming magnesium and a small but powerful dose of melatonin.

Nighttime powder Promotes deep restorative sleep

Metadata

Product Details

UPC / SKU8 53244 00395 1
DSLD Entry Date2021-12-18
Product TypeOther Combinations
FormPowder
DSLD ID257015
Data Updated2026-04-11
Research

Research Evidence

849
Research Sources
56
Avg Quality
450
Meta Analysis
152
Rct
137
Systematic Review
73
Clinical Trial
11
Regulatory Source
7
Other
7
Guideline
3
Openfda Safety
2
Cochrane Review
2
Observational
A Phosphate binders for preventing and treating chronic kidney disease-mineral and bone disorder (CKD-MBD)
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Calcium supplementation during pregnancy for preventing hypertensive disorders and related problems
Meta Analysis The Cochrane database of systematic reviews 2025 PubMed DOI
A Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Systematic Review The Cochrane database of systematic reviews 2008 PubMed DOI
A Calcium and vitamin D for increasing bone mineral density in premenopausal women
Systematic Review The Cochrane database of systematic reviews 2023 PubMed DOI
A Dietary sodium, sodium-to-potassium ratio, and risk of stroke: A systematic review and nonlinear dose-response meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2019 PubMed DOI
A The association between circulating magnesium and clinically relevant outcomes in patients with chronic kidney disease: A systematic review and meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2021 PubMed DOI
A Calcium channel blockers versus other classes of drugs for hypertension
Systematic Review The Cochrane database of systematic reviews 2021 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.