Product Label

CHK Nutrition Magnesium

Brand: CHK Nutrition · Form: TABLET [E0155] On Market

Our assessment

The evidence shows that calcium, when taken appropriately, supports bone health, but high intakes carry significant risks. For a general audience, the data indicates that calcium supplementation is not for everyone and should be approached with caution [NIH ODS].

How it works

Think of calcium as a structural building block for your bones. It supports bone density and mineral deposition, and it also plays a key role in neuromuscular relaxation, helping your muscles relax and your nerves signal properly [NIH ODS].

Safety profile

FDA received 592,059 total adverse event reports across all products. For calcium specifically, 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. Some research also suggests that high calcium intakes might increase the risk of heart disease and prostate cancer [NIH ODS] [FDA data]. Calcium can reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].

Our recommendation

Data not available on the specific dose of this product. Before starting any calcium supplement, you should first assess your dietary intake from food. If you take calcium, do not exceed the tolerable upper intake level without medical supervision. Be aware of the serious risks of high calcium intake, including heart disease and kidney problems [NIH ODS].

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandCHK Nutrition
Serving Size
Contents90.0 Tablet(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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