Product Label

Sundown Naturals Melatonin 3 mg

Brand: Sundown Naturals · Form: TABLET [E0155]

Our assessment

The evidence shows that Sundown Naturals Melatonin 3 mg is a straightforward supplement, but our assessment must focus on the ingredient calcium, which is listed in the data provided. Calcium is well-established for supporting bone health, but you should be aware of its specific risks and interactions [NIH ODS].

How it works

Calcium acts as a master regulator for your body. It supports bone mineralization, helping to maintain bone density and strength, and it also plays a role in neuromuscular relaxation by aiding muscle relaxation and nerve signaling [NIH ODS].

Safety profile

The FDA has received 592059 total adverse event reports across all supplements, though specific report counts for this product are not available. Key safety concerns for calcium include that high intakes might increase the risk of heart disease and prostate cancer. High levels in the blood and urine can cause poor muscle tone, poor kidney function, low phosphate levels, 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

You should be cautious with calcium supplementation. It can reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS]. Do not exceed recommended intakes without medical supervision. Data for melatonin-specific effects is not available in the provided information.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandSundown Naturals
Serving Size
Contents60.0 Tablet(s)
Market StatusOff 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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