Sleep Extra Strength by Quantum Health — Ingredients, Evidence & Safety

Product Label

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Safety Alerts

ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed

Label Data

1 Capsule(s) Serving Size

30 Servings

Other Combinations Product Type

50% Evidence Coverage

Supplement Facts — Evidence Check

Proprietary Blend

350 mg

Melatonin

5 mg

📊 Market median: 3.0mg (984 products) 📚 236 studies (Tier A: 2, B: 109)

This product: 5mg UL 10mg

Other Ingredients

Hypromellose Rice Flour Magnesium Stearate

Label Claims — Verification

❓ All Other

❓ Structure/Function

All Other (100% of products) Structure/Function (86% of products) Nutrient (7% of products)

Target Groups

Adult (18 - 50 Years)

Product Information

📋 Directions for Use

Suggested use: Adults take 1 capsule daily or as directed by a doctor.

⚠️ Warnings & Precautions

Warning: Consult a healthcare professional before use in children, if you are pregnant or nursing, have a medical condition, are taking any medication, or if you are experiencing long-term sleep difficulties.

Do not drive or operate machinery when taking this product. Do not exceed 2 capsules per day. Safety sealed for your protection.

🧪 Formulation Notes

Promotes healthy restful sleep

Melatonin 5 mg Valerian root, Lemon balm, L-theanine

Product Details

UPC / SKU 0 46985 06065 3

DSLD Entry Date 2024-11-22

Product Type Other Combinations

Form Capsule

Brand Quantum Health

DSLD ID 320542

Data Updated 2026-04-11

Research Evidence

291 Research Sources

55 Avg Quality Score

129 Meta Analysis

93 Systematic Review

51 Rct

11 Clinical Trial

2 Other

2 Regulatory Source

1 Openfda Safety

A Interventions for preventing delirium in hospitalised non-ICU patients

Meta Analysis The Cochrane database of systematic reviews 2016

PubMed DOI

A Melatonin for preoperative and postoperative anxiety in adults

Meta Analysis The Cochrane database of systematic reviews 2020

PubMed DOI Cochrane

A Effect of melatonin on quality of life and symptoms in patients with cancer: a systematic review and meta-analysis of randomised controlled trials

Meta Analysis BMJ open 2022

PubMed DOI

B Pharmacological interventions for prevention of weight gain in people with schizophrenia

Meta Analysis The Cochrane database of systematic reviews 2022

PubMed DOI

B Melatonin for pre- and postoperative anxiety in adults

Meta Analysis The Cochrane database of systematic reviews 2015

PubMed DOI Cochrane

B Prevention of depression in adults with long-term physical conditions

Meta Analysis The Cochrane database of systematic reviews 2021

PubMed DOI

B Comparative effects of pharmacological interventions for the acute and long-term management of insomnia disorder in adults: a systematic review and network meta-analysis

Systematic Review Lancet (London, England) 2022

PubMed DOI

B Does melatonin administration reduce the incidence of postoperative delirium in adults? Systematic review and meta-analysis

Meta Analysis BMJ open 2023

PubMed DOI

B Second-generation antidepressants for preventing seasonal affective disorder in adults

Meta Analysis The Cochrane database of systematic reviews 2015

PubMed DOI

B Interventions for preventing type 2 diabetes in adults with mental disorders in low- and middle-income countries

Meta Analysis The Cochrane database of systematic reviews 2021

PubMed DOI

View all evidence for Melatonin →