Nature Made Melatonin + 200 mg L-Theanine
Brand: Nature Made · Form: SOFTGEL CAPSULE [E0161] On Market
Our assessment
The evidence shows that this product combines melatonin with 200 mg of L-Theanine. Data on the individual ingredient calcium indicates it supports bone mineralization and neuromuscular relaxation [NIH ODS]. For this specific combination product, specific efficacy data for the blend is not available.
How it works
Think of the calcium component as a mineral support for your body — it helps with bone density and mineral deposition, and supports muscle relaxation and nerve signaling [NIH ODS]. The specific mechanism of the combination is not detailed in the provided data.
Safety profile
FDA received a total of 592,059 adverse event reports across all supplements. For the calcium ingredient specifically, high intakes may increase the risk of heart disease and prostate cancer [NIH ODS]. Side effects from high calcium levels include 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
Be aware that calcium can reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS]. If you take any of these medications, consult your healthcare provider before using this product. Data not available for specific dosing recommendations for this combination.
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Nature Made |
|---|---|
| Serving Size | |
| Contents | 60.0 Softgel(s) |
| Market Status | On 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