Product Label

Carlson Magnesium 350 mg

Brand: Carlson · Form: CAPSULE [E0159] On Market

Our assessment

Our assessment: The evidence shows that calcium is a critical mineral for bone health, but it must be taken with careful attention to dosage and timing. The data indicates that calcium supports bone mineralization and neuromuscular relaxation [NIH ODS]. However, high intakes may increase risks of heart disease and prostate cancer, and you should not exceed recommended levels [NIH ODS].

How it works

Think of calcium as a structural foundation for your bones and a signal conductor for your nerves and muscles. It supports bone density through mineral deposition and helps your muscles relax and nerves signal properly [NIH ODS].

Safety profile

FDA received a total of 592,059 adverse event reports across all supplements. 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 [NIH ODS] [FDA data]. Calcium can also reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].

Our recommendation

Our recommendation: If you choose a calcium supplement, take it with food and separate it from other medications by at least 2 hours. Do not exceed the Tolerable Upper Intake Level of 2,500 mg per day from all sources (diet plus supplements) [NIH ODS]. Data not available for the specific product "Carlson Magnesium 350 mg" — this product name contains magnesium, not calcium, so the calcium data provided here applies to calcium supplements generally. For personalized advice, consult your healthcare provider.

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandCarlson
Serving Size
Contents90.0 Capsule(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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