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Life Extension

Quiet Sleep Melatonin 5 mg

1 Capsule · 60 servings

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What it does

A combination of 9 label ingredients.

Melatonin

Form not confirmedGrade —

Helps regulate sleep timing and may reduce jet lag; benefits depend on the sleep problem and correct use.

Vitamin B12

methylcobalaminPremium

Supports normal nerve function, red blood cell formation and DNA synthesis.

Sleep
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Ingredients (9)

IngredientDoseTarget/referenceForm

Other ingredients

MaltodextrinBinder

Spikes blood sugar faster than table sugar (glycemic index 85–105). Research links it to gut bacteria changes that may promote intestinal inflammation (Nickerson et al. 2015). Used as a cheap filler — adds nothing beneficial.

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Vegetable StearateLubricant

A plant-derived salt of stearic acid (typically magnesium or calcium) used as a tablet lubricant

Dicalcium PhosphateBinder

Calcium and phosphorus compound used as binder

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Lab testing

How to take it

With food
Space it a couple of hours from Iron and Calcium

On the label

Take one (1) capsule 30-60 minutes before bedtime, or as recommended by a healthcare practitioner.

Price check

$14.23

$0.24 / serving

$10$20

Near the median of 203 melatonin supplements

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from the NIH Office of Dietary Supplements and the National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. studied ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.

Not medical advice. Consult your healthcare professional.

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