Product Label

Natural Factors Zinc Citrate 50 mg

Brand: Natural Factors · Form: TABLET [E0155]

Our assessment

The evidence shows that calcium is a critical mineral for bone health, but the specific product you asked about contains zinc citrate. For calcium, the data indicates its primary role is in bone mineralization and neuromuscular relaxation [NIH ODS]. However, data on the exact benefits of Natural Factors Zinc Citrate 50 mg is not fully detailed in the provided information.

How it works

Think of calcium as a structural builder for your bones and a signal messenger for your nerves and muscles. It supports bone density and mineral deposition, and it helps your muscles relax and your nerves send signals properly [NIH ODS].

Safety profile

FDA received a total of 592,059 adverse event reports across all supplements, but specific report counts for calcium or zinc citrate are not provided. For calcium, high intakes might increase the risk of heart disease and prostate cancer. High blood and urine levels of calcium can cause poor muscle tone, poor kidney function, low phosphate levels, constipation, nausea, weight loss, extreme tiredness, frequent urination, abnormal heart rhythms, and a high risk of death from heart disease [NIH ODS]. Calcium can also reduce the absorption of several medications, including bisphosphonates, tetracycline antibiotics, fluoroquinolone antibiotics, levothyroxine, and phenytoin [NIH ODS].

Our recommendation

Data not available to make a specific recommendation for Natural Factors Zinc Citrate 50 mg. For calcium, you should be cautious with high doses and discuss any supplement use with your doctor, especially if you take prescription medications [NIH ODS].

AI-assisted analysis. Data sourced from NIH DSLD.

Supplement Facts

BrandNatural Factors
Serving Size
Contents90.0 Tablet(s)
Market StatusOff 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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