21st Century Chelated Zinc 50 mg
Brand: 21st Century · Form: TABLET [E0155] On Market
Our assessment
Our assessment: This product contains 50 mg of zinc, which is well above the Recommended Dietary Allowance. While zinc is essential for immune function, we recommend you consult with your healthcare provider before taking this high dose daily, as long-term use can lead to copper deficiency and other issues.
How it works
Zinc is a critical mineral that supports your immune system by helping immune cells develop and function properly. It also plays a role in wound healing and DNA synthesis. However, data on the specific mechanism of this exact product is not available from the provided data.
Safety profile
Data not available for side effects specific to this product. The FDA has received a total of 592,059 adverse event reports across all supplements, but no specific side effects or report counts for zinc are listed in the provided data [FDA data].
Our recommendation
We recommend you get your zinc levels tested before starting this supplement. For most adults, a daily dose of 8-11 mg is adequate. Taking 50 mg daily for extended periods may lead to copper deficiency. Choose a lower dose or speak with your doctor about intermittent use [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | 21st Century |
|---|---|
| Serving Size | |
| Contents | 60.0 Tablet(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