NOW Melatonin 3 mg

Our assessment

The evidence shows that melatonin is commonly used to support sleep, but for this specific product, NOW Melatonin 3 mg, the data on its active ingredient is not available in the provided information. Our assessment is based on the general properties of melatonin as a dietary supplement. For the specific ingredient listed in your data, calcium, the evidence shows it supports bone density and nerve signaling [NIH ODS]. However, for melatonin itself, specific clinical study data from the provided list is not available.

How it works

While data on melatonin's mechanism is not provided, think of calcium as a bone builder and nerve relaxant — it helps your body maintain strong bones and supports proper muscle and nerve function [NIH ODS]. For the specific product NOW Melatonin 3 mg, the mechanism of action for melatonin is not described in the data you provided.

Safety profile

Data not available for melatonin-specific adverse events. For the ingredient calcium in the data, FDA received 592,059 total adverse event reports across all supplements. Side effects from high calcium intake include constipation, nausea, weight loss, extreme tiredness, frequent need to urinate, and abnormal heart rhythms [FDA data] [NIH ODS]. High calcium levels can also cause poor muscle tone and poor kidney function [NIH ODS].

Our recommendation

Based on the data provided, we cannot make a specific recommendation for NOW Melatonin 3 mg. For calcium, the data shows that you should be aware of potential interactions with medications like bisphosphonates and certain antibiotics [NIH ODS]. If you are considering this product, consult your healthcare provider to discuss your individual needs and any potential risks, as the specific data on melatonin is not available in this analysis.

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