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Alteril All Natural Sleep Aid with L-Tryptophan

product on market Tablet or Pill Global Product Management Safety: 90/100
90/100

This product looks safe

  • Contains proprietary blend — exact ingredient amounts not disclosed
  • 25% of ingredients have research evidence
B Label Compliance Grade

What the Evidence Says

AI-generated · Qwen 3.6 · methodology

L-Tryptophan, melatonin, and glycine are supported by moderate to strong evidence for promoting sleep and relaxation. However, the overall evidence coverage for this specific formulation is very limited. The profile maintains a high safety score, indicating a low risk of adverse effects for most users.

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

Alerts

Safety Alerts

Contains proprietary blend — exact ingredient amounts not disclosed

Label

Product Label

Label for Alteril All Natural Sleep Aid with L-Tryptophan
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Tablet(s)
Serving Size
15
Servings
Other Combinations
Product Type
25%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

665 mg
Market median: 500.0mg (70 products)
Glycine
50 mg
4 mg
Market median: 3.0mg (984 products) 240 studies (A:2, B:109)
Proprietary Blend
260 mg

Other Ingredients

Sorbitol Calcium Carbonate Dicalcium Phosphate Sodium Croscarmellose Polyvinyl Alcohol Polyethylene Glycol Titanium Dioxide Talc Riboflavin Magnesium Stearate Stearic Acid Silicon Dioxide
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: For adults, take two (2) tablets with an 8 oz. glass of water one hour before bed time.

Warnings & Precautions

Allergen warning: May contain Soy products.

Keep out of reach of children.

Do not use if blister unit is broken. Adverse events may be reported to the domestic address and/or phone number listed on this label.

Warning: This product is not designed or intended to be used by persons under 18 years of age.

Do not use if pregnant, lactating or nursing. Consult a physician or licensed qualified healthcare professional before using this product if you are being treated or diagnosed with any medical conditions, or if you are using any other dietary supplement, prescription drug, or over-the-counter drug.

Do not exceed recommended serving; exceeding may cause serious adverse health effects. Seek medical attention if any unusual symptoms occur. Do not use in conjunction with alcoholic beverages, when driving.

Formulation Notes

Allergen warning: May contain Soy products.

Additional Information

Among other sleep inducing/relaxation inducing ingredients. All ingredients are pharmaceutical grade ingredients manufactured using the highest quality processes available.

Sleep well tonight Sleep tonight

Store in a cool dry place.

Metadata

Product Details

DSLD Entry Date2019-08-23
Product TypeOther Combinations
FormTablet or Pill
DSLD ID206028
Data Updated2026-04-11
Research

Research Evidence

29
Research Sources
48
Avg Quality
19
Rct
5
Meta Analysis
3
Systematic Review
2
Clinical Trial
B Prebiotic and probiotic supplementation and the tryptophan-kynurenine pathway: A systematic review and meta analysis
Meta Analysis Neuroscience and biobehavioral reviews 2021 PubMed DOI
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2001 PubMed
B Tryptophan and 5-hydroxytryptophan for depression
Systematic Review The Cochrane database of systematic reviews 2002 PubMed
B The impact of tryptophan supplementation on sleep quality: a systematic review, meta-analysis, and meta-regression
Meta Analysis Nutrition reviews 2022 PubMed DOI
B No effects of acute tryptophan depletion on anxiety or mood in weight-recovered female patients with anorexia nervosa
Rct European archives of psychiatry and clinical neuroscience 2023 PubMed DOI
C The association between tryptophan levels and postpartum mood disorders: a systematic review and meta-analysis
Meta Analysis BMC psychiatry 2022 PubMed DOI
C A systematic review of the effect of L-tryptophan supplementation on mood and emotional functioning
Systematic Review Journal of dietary supplements 2021 PubMed DOI
C Comparison between Acupuncture and Nutraceutical Treatment with Migratens® in Patients with Fibromyalgia Syndrome: A Prospective Randomized Clinical Trial.
Rct Nutrients PubMed DOI
C Intake of Lactiplantibacillus plantarum HEAL9 Improves Cognition in Moderately Stressed Subjects: A Randomized Controlled Study.
Rct Nutrients PubMed DOI
C Are tryptophan and 5-hydroxytryptophan effective treatments for depression? A meta-analysis
Meta Analysis The Australian and New Zealand journal of psychiatry 2002 PubMed
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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.