Product Label

Sundown Naturalist Magnesium 250 mg

Brand: Sundown Naturalist · Form: SUPPLEMENT FORM, OTHER [E0172] On Market

Our assessment

The evidence shows that this product contains 250 mg of elemental magnesium. Magnesium is essential for over 300 enzyme systems, but the specific data provided here relates to calcium, not magnesium. Data for magnesium's mechanism of action, safety profile, and interactions with medications is not available in the provided information. You should be aware that the FDA has received 592,059 total adverse event reports across all supplements, but specific report counts for magnesium or this product are not detailed in the data [FDA data].

How it works

Based on the provided data, the ingredient calcium supports bone mineralization and neuromuscular relaxation [NIH ODS]. However, please note that this product contains magnesium, and data on how magnesium works is not available in the provided information. You should consult a healthcare provider for the specific mechanisms of magnesium.

Safety profile

Data for the safety profile of magnesium is not available. For the ingredient calcium, some research suggests that high calcium intakes might increase the risk of heart disease and prostate cancer. High levels of calcium 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

Because the provided data focuses on calcium rather than magnesium, we cannot offer a specific recommendation for this product based on the available information. You should consult your pharmacist or physician before starting this supplement. Be aware that calcium supplements can reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS]. For magnesium-specific guidance, data is not available.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandSundown Naturalist
Serving Size
Contents100.0 Coated Caplet(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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