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Fragrance

Worst

Fragrance Synthetic and Natural

No known benefits

Fragrance description

One or a blend of volatile and/or fragrant plant oils (or synthetically derived oils) that impart aroma and odor to products. These are often skin sensitiser because they are composed of hundreds of individual chemical components. Fragrance is a leading source of sensitivity to cosmetics.

Related ingredients: Volatile Oil

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Fragrance references

  • Biochimica and Biophysica Acta, May 2012, pages 1,410-1,419
  • Aging, March 2012, pages 166-175
  • Chemical Immunology and Allergy, March 2012, pages 77-80
  • Experimental Dermatology, October 2009, pages 821-832
  • International Journal of Toxicology, Volume 27, 2008, Supplement pages 1-43
  • Food and Chemical Toxicology, February 2008, pages 446-475
  • Skin Pharmacology and Physiology, 2008, issue 4, pages 191-202
  • American Journal of Clinical Dermatology, 2003, issue 11, pages 789-798

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

Best

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

Good

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

Average

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

Bad

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

Worst

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

unknown

We couldn't find this in our ingredient dictionary. We log all missing ingredients and make continuous updates.

Not rated

We have not yet rated this ingredient because we have not had a chance to review the research on it.