Seeking Health Optimal Zinc
Brand: Seeking Health · Form: CAPSULE [E0159]
Our assessment
Our assessment: Zinc is a critical mineral for immune function, but the evidence shows that supplementing with it requires careful attention to dosage. The data for this specific product, Seeking Health Optimal Zinc, is limited, but we can analyze the role of zinc based on general nutrient principles. For general health, you should aim for the RDA of 11 mg for men and 8 mg for women, and be cautious about exceeding the tolerable upper intake level of 40 mg daily from all sources [NIH ODS].
How it works
Think of zinc as a gatekeeper for your immune system. It helps activate T-cells, which are your body's first line of defense against infections, and supports over 100 enzymes involved in DNA synthesis and wound healing [NIH ODS]. Your body does not store zinc, so you need a consistent intake from food or supplements to maintain these critical functions.
Safety profile
The FDA has received 592,059 total adverse event reports across all supplement categories, though specific reports for this product are not available. For zinc specifically, side effects from high doses include nausea, vomiting, loss of appetite, abdominal cramps, diarrhea, and headaches. Chronic high intake can also lead to copper deficiency and reduced immune function [NIH ODS]. Data not available for the specific side effect report count for this product.
Our recommendation
Start by assessing your diet. If you eat red meat, poultry, or fortified cereals, you likely meet your needs without a supplement. If you choose to supplement, do not exceed 40 mg per day from all sources combined. Take zinc with food to reduce stomach upset, but avoid taking it at the same time as high-calcium foods or supplements, as calcium can reduce zinc absorption [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Seeking Health |
|---|---|
| Serving Size | |
| Contents | 60.0 Vegetarian Capsule(s) |
| Market Status | Off 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