Product Label

Wonder Laboratories Melatonin 3 mg

Brand: Wonder Laboratories · Form: TABLET [E0155] On Market

Our assessment

Our assessment: For sleep support, melatonin is a widely used supplement, but the data for Wonder Laboratories Melatonin 3 mg is limited. We can only evaluate what is provided, and specific clinical study results or efficacy data for this exact product are not available. You should approach this supplement with realistic expectations, as the evidence for melatonin's benefits is strongest for specific conditions like jet lag and shift work disorder, not general insomnia [NIH ODS].

How it works

Melatonin is a hormone your body naturally produces to regulate your sleep-wake cycle, often called your "internal clock." A 3 mg dose is considered a standard supplement amount. It works by signaling to your brain that it is time to prepare for sleep, helping to reduce the time it takes to fall asleep [NIH ODS]. Think of it as a gentle nudge to your body's natural rhythm, not a sedative.

Safety profile

Data not available for side effects from FDA data for this specific product. General safety information from the National Institutes of Health indicates that melatonin is likely safe for short-term use, but long-term safety data is not well established [NIH ODS]. Because no specific FDA adverse event reports were provided for this product, we cannot list side effects with report counts. You should be aware that common side effects from melatonin supplements can include headache, dizziness, and daytime drowsiness, but these are not confirmed by the provided data [NIH ODS].

Our recommendation

Our recommendation: Start with the lowest effective dose, and for most people, 3 mg may be too high. Consider starting with 0.5 mg to 1 mg. Take it 30 to 60 minutes before you plan to sleep. Do not drive or operate machinery after taking it. If you are pregnant, nursing, have an autoimmune condition, or are taking blood thinners or immunosuppressants, consult your healthcare provider before use [NIH ODS]. We cannot make a stronger recommendation for this specific product without more data.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandWonder Laboratories
Serving Size
Contents60.0 Veg Tablet(s)
Market StatusOn Market

How to Read This Label

Supplement labels contain several key sections regulated by the FDA:

  • Serving Size — The recommended amount per dose. Always check this — some products require multiple capsules per serving.
  • Amount Per Serving — Shows the quantity of each nutrient in the product, typically in IU (International Units), mg (milligrams), or mcg (micrograms).
  • % Daily Value (%DV) — Indicates how much a nutrient in a serving contributes to a daily diet. 5% DV or less is low; 20% DV or more is high.
  • Other Ingredients — Lists inactive ingredients like fillers, binders, and capsule materials (e.g., gelatin, cellulose, magnesium stearate).
  • Suggested Use — The manufacturer's recommended directions for taking the supplement, including timing and dosage.

Source: FDA Dietary Supplement Labeling Guide

Original Label

View Full DSLD Label (PDF)

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