Product Label

Rexall Melatonin 3 mg

Brand: Rexall · Form: TABLET [E0155] On Market

Our assessment

The evidence shows that melatonin is a popular supplement for sleep support, but the data provided does not contain specific findings on melatonin itself. Our assessment must rely on the data available, which focuses on calcium. For Rexall Melatonin 3 mg, specific clinical study data on melatonin is not available in the provided information.

How it works

While data on melatonin is not provided, the ingredient calcium works through bone mineralization to support bone density and mineral deposition, as well as neuromuscular relaxation to support muscle relaxation and nerve signaling [NIH ODS].

Safety profile

Data not available for melatonin side effects. The FDA adverse event database contains a total of 592059 reports across all supplements, but specific reports for melatonin are not provided. For calcium, high levels can cause constipation, nausea, weight loss, extreme tiredness, frequent need to urinate, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS].

Our recommendation

Data not available to make a specific recommendation for Rexall Melatonin 3 mg. Because the provided data focuses on calcium, you should consult your healthcare provider before starting any new supplement. Calcium can reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandRexall
Serving Size
Contents60.0 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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