Sleep 'n Restore

Sleep 'n Restore

Natrol4.2 (782 ratings)
Format:Tablet Quantity: 20 Tablet(s) · 20 servings
Goals
$5.99 $0.29 per serving

Product analysis

57 out of 100

Sleep 'n Restore may help shorten the time it takes to fall asleep through melatonin’s effect on sleep timing. Its clearest purpose is sleep support, while dependable everyday stress relief is less certain.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality23

Form quality is difficult to judge because several ingredient forms are unspecified. Named vitamin, mineral and grape constituents do not settle the quality of the whole formula.

Ingredient Transparency81

All ingredient amounts are stated, allowing quantity comparisons. Forms are missing for glutamine, valerian and melatonin.

Value For Money67

The serving cost compares favorably for valerian and offers moderate value for melatonin. Glutamine is less compelling on cost, while the vitamins’ value remains uncertain.

Customer Satisfaction69

Customer ratings lean positive across several hundred buyers. The feedback offers some perspective on satisfaction without confirming sleep or stress effects.

Product Focus66

Melatonin gives the formula its clearest connection to falling asleep. The valerian amount does not establish an added sleep benefit, and everyday stress relief remains uncertain.

Format
Tablet
Container
20 Tablet(s)
Per serving
$0.29
Customer rating
4.2 · 782 ratings
Report analysis

Goals

Sleep Support
Impact
High effect
C+ Ingredient FitC PathwaysA+ EvidenceA+ Formulation Logic
Melatonin · 3 mg
Study evidence
Melatonin Supportive 181 studies
Valerian Supportive 31 studies
Stress Relief
Impact
Moderate effect
C+ Ingredient FitC PathwaysD+ EvidenceA+ Formulation Logic
Study evidence
Melatonin Supportive 21 studies
Valerian Supportive 18 studies

Ingredients

IngredientAmount per servingScore
Vitamin E (D-Alpha-Tocopheryl Succinate)
25 mg
Calcium (Calcium Carbonate)
70 mg
L-Glutamine
800 mg 55
Valerian extract
100 mg 76
Grape Seed Extract (Polyphenols)
25 mg
Melatonin
3 mg 52
Adults 18–50 Dairy Free Vegetarian
Report overview
Valerian · 100 mg OverallScore76
D- Composition And Label DisclosureA+ Composition And Label DisclosureA+ Commercial Price And Usability
The selected serving provides 100 mg of Valerian Extract, with a low whole-product cost per serving. The extract ratio and valerenic acid percentage are not specified.
How this ingredient is rated

Composition and Label Disclosure40

The extract ratio and valerenic acid percentage are not specified.
Marker and Preparation Disclosure
The extract ratio and valerenic acid percentage are not specified.

Composition and Label Disclosure100

The selected serving lists 100 mg of Valerian Extract.
Individual Preparation Amount Disclosure
The selected serving lists 100 mg of Valerian Extract.

Commercial Price and Usability100

The whole-product cost per labeled serving is low.
Commercial Price per Labeled Serving
The whole-product cost per labeled serving is low.
Melatonin · 3 mg OverallScore52
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyC Value
The serving offers 3 mg of melatonin at a moderate cost per serving. No independent purity certification claim is available in the information provided.
How this ingredient is rated

Active Ingredient Quality & Bioavailability0

No independent purity certification claim is available in the information provided.
Third-Party Purity Verification
No independent purity certification claim is available in the information provided.

Dose, Safety & Label Transparency100

The serving contains 3 mg of melatonin.
Physiological Dosing Alignment
The serving contains 3 mg of melatonin.

Value60

The cost per serving is moderate.
Price Per Serving Efficiency
The cost per serving is moderate.
Glutamine · 800 mg OverallScore55
B- Active Ingredient Quality & BioavailabilityD Dose, Safety & Label TransparencyD- Value
The serving provides 800 mg of L-Glutamine at a high cost per gram. The form is L-Glutamine; its specific grade is unclear.
How this ingredient is rated

Active Ingredient Quality & Bioavailability70

The form is L-Glutamine; its specific grade is unclear.
Glutamine Grade & Purity
The form is L-Glutamine; its specific grade is unclear.

Dose, Safety & Label Transparency48

The amount is individually stated. The 800 mg serving provides a small amount of L-Glutamine.
Therapeutic Dosage Strength
The 800 mg serving provides a small amount of L-Glutamine.
Label Transparency & Blends
The label states 800 mg of L-Glutamine per serving.

Value40

The cost per gram of L-Glutamine is high.
Price per Gram of L-Glutamine
The cost per gram of L-Glutamine is high.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Meta-analysis: melatonin for the treatment of primary sleep disorders.
    Ferracioli-Oda E; Qawasmi A; Bloch MH · PloS one · 2013
    Meta-analysis1,683 participants19 studies pooledSleep Support forMelatonin
  2. Melatonin treatment for age-related insomnia.
    Zhdanova IV; Wurtman RJ; Regan MM; Taylor JA; Shi JP; Leclair OU · The Journal of clinical endocrinology and metabolism · 2001
    Randomized trial30 participantsSleep Support forMelatonin
  3. The Effectiveness of Melatonin for Sleep Disturbances in Parkinson' Disease: Systematic Review and Meta-Analysis.
    Yousef O; Abouelmagd ME; Khaddam H; Shbani A; Yousef R; Meshref M; Hanafi I · Journal of sleep research · 2026
    Meta-analysis409 participants8 studies pooledSleep Support forMelatonin
  4. Nightly treatment of primary insomnia with prolonged release melatonin for 6 months: a randomized placebo controlled trial on age and endogenous melatonin as predictors of efficacy and safety.
    Wade AG; Ford I; Crawford G; McConnachie A; Nir T; Laudon M; Zisapel N · BMC medicine · 2010
    Randomized trial791 participantsSleep Support forMelatonin
  5. Effects of exogenous melatonin on sleep: a meta-analysis.
    Brzezinski A; Vangel MG; Wurtman RJ; Norrie G; Zhdanova I; Ben-Shushan A; Ford I · Sleep medicine reviews · 2005
    Meta-analysis284 participants8 studies pooledSleep Support forMelatonin
  6. Standardized Extract of Valeriana officinalis Improves Overall Sleep Quality in Human Subjects with Sleep Complaints: A Randomized, Double-Blind, Placebo-Controlled, Clinical Study.
    Chandra Shekhar H; Joshua L; Thomas JV · Advances in therapy · 2024
    Randomized trial80 participantsSleep Support Stress Relief forValerian
  7. Comparison the effect of valerian and gabapentin on RLS and sleep quality in hemodialysis patients: A randomized clinical trial.
    Hajizadeh I; Jamshidi M; Kazemi M; Kargar H; Sadeghi T · Therapeutic apheresis and dialysis : official peer-reviewed journal of the International Society for Apheresis, the Japanese Society for Apheresis, the Japanese Society for Dialysis Therapy · 2023
    Randomized trial40 participantsSleep Support forValerian
  8. Efficacy and tolerability of valerian extract LI 156 compared with oxazepam in the treatment of non-organic insomnia--a randomized, double-blind, comparative clinical study.
    Ziegler G; Ploch M; Miettinen-Baumann A; Collet W · European journal of medical research · 2003
    Randomized trial202 participantsSleep Support forValerian
  9. Effects of a Valerian-Hops Extract Combination (Ze 91019) on Sleep Duration and Daytime Cognitive and Psychological Parameters in Occasional Insomnia: A Randomized Controlled Feasibility Trial.
    Schicktanz N; Gerhards C; Schlitt T; Aerni A; Müggler E; de Quervain D; Papassotiropoulos A; Boonen G; Drewe J; Butterweck V · Brain and behavior · 2025
    Randomized trial40 participantsSleep Support forValerian
  10. Valerian for sleep: a systematic review and meta-analysis.
    Bent S; Padula A; Moore D; Patterson M; Mehling W · The American journal of medicine · 2006
    Meta-analysis1,093 participants16 studies pooledSleep Support forValerian
  11. The impact of oral melatonin on pain and anxiety reduction during venipuncture in pediatric patients: a double-blind randomized clinical trial.
    Rahafard S; Akbari Jokar Z; Hosseini SA; Alaee E · Annals of medicine and surgery (2012) · 2024
    Randomized trial202 participantsStress Relief forMelatonin
  12. Comparison of Effects of Melatonin and Gabapentin on Post Operative Anxiety and Pain in Lumbar Spine Surgery: A Randomized Clinical Trial.
    Javaherforooshzadeh F; Amirpour I; Janatmakan F; Soltanzadeh M · Anesthesiology and pain medicine · 2022
    Randomized trial90 participantsStress Relief forMelatonin
  13. Melatonin for pre- and postoperative anxiety in adults.
    Hansen MV; Halladin NL; Rosenberg J; Gögenur I; Møller AM · The Cochrane database of systematic reviews · 2015
    Meta-analysis774 participants12 studies pooledStress Relief forMelatonin
  14. Effects of melatonin intake on depression and anxiety in postmenopausal women: a systematic review and meta-analysis of randomised controlled trials.
    Demirhan Kayacik A; İlcioglu K · Archives of women's mental health · 2024
    Meta-analysis441 participants5 studies pooledStress Relief forMelatonin
  15. Premedication effect of melatonin on propofol induction dose for anesthesia, anxiety, orientation and sedation after abdominal surgery: a double-blinded randomized trial.
    Norouzi A; Fateh S; Modir H; Kamali A; Akrami L · Medical gas research · 2020
    Randomized trial88 participantsStress Relief forMelatonin
  16. Effects of Passiflora incarnata and Valeriana officinalis in the control of anxiety due to tooth extraction: a randomized controlled clinical trial.
    Velasquez ACA; Tsuji M; Dos Santos Cordeiro L; Petinati MFP; Rebellato NLB; Sebastiani AM; da Costa DJ; Scariot R · Oral and maxillofacial surgery · 2024
    Randomized trial54 participantsStress Relief forValerian
  17. Effectiveness and safety of oral sedation in adult patients undergoing dental procedures: a systematic review.
    Araújo JO; Bergamaschi CC; Lopes LC; Guimarães CC; de Andrade NK; Ramacciato JC; Motta RHL · BMJ open · 2021
    Systematic review327 participants12 studies pooledStress Relief forValerian
  18. Effect of kava and valerian on human physiological and psychological responses to mental stress assessed under laboratory conditions.
    Cropley M; Cave Z; Ellis J; Middleton RW · Phytotherapy research : PTR · 2002
    Non-randomized trial54 participantsStress Relief forValerian
  19. Stress-induced insomnia treated with kava and valerian: singly and in combination.
    Wheatley D · Human psychopharmacology · 2019
    Single-arm trial24 participantsStress Relief forValerian