Other · Supplement ingredient
Iron oxide
Iron oxide is listed on 57 U.S. supplement product labels in the NIH DSLD, #1,012 of 4,614 by label frequency.
- 57
- Products
- #1,012 of 4,614
- By frequency
How common is Iron oxide?
Number of supplement labels listing Iron oxide vs nearby other ingredients
- Calories
Calories
26,474 products
- Water
Water
23,862 products
- Glycerol
Glycerol
19,903 products
- Flavor
Flavor
16,727 products
- Magnesium stearate
Magnesium stearate
16,228 products
- Iron oxide 57
Iron oxide
57 products
Products containing Iron oxide
Nearby Ingredients in Other
Other ingredients in the Other category cataloged in the NIH DSLD. Useful for comparing how common different nutrients are across the US supplement market.
Nationwide ingredients with similar DSLD presence
Two peer sets for Iron oxide: closest on total DSLD label listings (57 here) and closest on distinct brands that list it (29 here). Peers exclude the same DSLD category, and rows stay link-disjoint so each axis is a distinct neighborhood.
Similar label frequency
Nearest other ingredients by distinct DSLD product labels (floored at ≥50), outside this category.
Frequently asked about Iron oxide
How many supplement products contain Iron oxide? ▼
Source: NIH Office of Dietary Supplements, Dietary Supplement Label Database (DSLD). Regulatory reference: Source: Dietary Supplement Health and Education Act (DSHEA), 1994, 21 U.S.C. § 321(ff).
Disclaimer, Not Medical Advice: Information on this page is based on manufacturer-declared label data and is provided for educational and reference purposes only. It does not constitute medical, nutritional, or health advice. Consult a licensed healthcare provider before starting, stopping, or combining any supplement, especially if you are pregnant, nursing, take prescription medication, or have a medical condition.
Read our methodology , how this data is sourced, computed, and verified.
Every figure on PlainVitamins is rendered directly from the NIH Dietary Supplement Label Database (DSLD), no number is typed in by an editor. Ingredient figures are computed directly from the NIH DSLD, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.