Nature's Bounty Iron 65 mg
Brand: Nature's Bounty · Form: TABLET [E0155] On Market
Our assessment
The evidence shows that this product contains 65 mg of iron, which is a very high dose. For most people, this is not a routine supplement but rather a therapeutic dose typically used under medical supervision for diagnosed iron deficiency. The data on calcium, which is a separate mineral, provides important context for understanding mineral supplement safety [NIH ODS]. You should not take this product without first consulting a healthcare provider to confirm you have iron deficiency.
How it works
Iron is essential for making hemoglobin, the protein in red blood cells that carries oxygen to your tissues. When you have an iron deficiency, your body cannot produce enough healthy red blood cells, leading to fatigue and weakness. The 65 mg dose in this product is designed to rapidly replenish depleted iron stores. As a comparison, calcium supports bone mineralization and neuromuscular relaxation, but it requires careful dosing to avoid risks [NIH ODS].
Safety profile
Data from the FDA shows a total of 592,059 adverse event reports across all supplements, which underscores the importance of careful use. For calcium specifically, high intakes can increase the risk of heart disease and prostate cancer, and can cause constipation, nausea, weight loss, extreme tiredness, and abnormal heart rhythms [NIH ODS]. Iron at high doses can cause gastrointestinal distress, including constipation and nausea. Data not available on side effect report counts specific to this iron product.
Our recommendation
Our recommendation: Do not take this product unless you have a confirmed iron deficiency from a blood test. The 65 mg dose is too high for general wellness and can cause harm if taken unnecessarily. Work with your doctor to find the right dose and duration of treatment for your specific needs [NIH ODS].
AI-assisted analysis. Data sourced from NIH DSLD.
Supplement Facts
| Brand | Nature's Bounty |
|---|---|
| Serving Size | |
| Contents | 100.0 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