Iron Powder


Occlusive-opacifying agent

No known benefits

Iron Powder description

Iron powder is, as the name states, a powdered versoin of the mineral iron. A natural ingredient, it’s used as an opacifying agent in cosmetics. Iron powder is not a commonly used cosmetic ingredient as it can pose a risk of sensitivity and is also problematic if its dust is inhaled.

Peer-reviewed, substantiated scientific research is used to assess ingredients in this dictionary. Regulations regarding constraints, permitted concentration levels and availability vary by country and region.

Ingredient ratings


Proven and supported by independent studies. Outstanding active ingredient for most skin types or concerns.


Necessary to improve a formula's texture, stability, or penetration.


Generally non-irritating but may have aesthetic, stability, or other issues that limit its usefulness.


There is a likelihood of irritation. Risk increases when combined with other problematic ingredients.


May cause irritation, inflammation, dryness, etc. May offer benefit in some capability but overall, proven to do more harm than good.


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Not Rated