Product Label

NutriCology Melatonin 3 mg

Brand: NutriCology · Form: TABLET [E0155]

Our assessment

The evidence shows that this product contains 3 mg of melatonin per serving. However, data on the specific ingredient calcium is provided, not melatonin. Based on the available data for calcium, the assessment is that supplementation should be approached carefully, as high intakes carry significant risks [NIH ODS].

How it works

For the ingredient calcium, think of it as a dual-function regulator. It supports bone mineralization and density while also aiding in neuromuscular relaxation and nerve signaling [NIH ODS]. This mechanism is critical for maintaining skeletal strength and proper muscle function.

Safety profile

The FDA has received 592,059 total adverse event reports for all products in this database. For calcium specifically, high intakes 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]. Calcium can also reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS]. Specific adverse event report counts for melatonin are not available in the provided data.

Our recommendation

You should be aware that high calcium intakes might increase the risk of heart disease and prostate cancer [NIH ODS]. Because data on melatonin's specific effects and safety profile is not available in the provided information, our recommendation is limited. If you are considering this supplement for sleep support, consult your healthcare provider. For calcium, do not exceed the recommended dietary allowance without medical supervision, and be mindful of interactions with your other medications [NIH ODS].

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandNutriCology
Serving Size
Contents120.0 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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