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Cosmetic ingredient dictionary

Colloidal Gold in cosmetics: what it is and what it does

Colloidal Gold is a cosmetic ingredient that keeps the skin in good condition. Open Beauty Facts finds it in 5 products, most often eye makeup.

By Bravoora teamUpdated Sources checked 2 sourcesHow we check

What does Colloidal Gold do in a product?

In a cosmetic product, Colloidal Gold keeps the skin in good condition and slows the growth of microbes on the skin. The EU’s CosIng database lists these jobs for it: skin conditioning and antimicrobial.

skin conditioningantimicrobial

What is Colloidal Gold?

Colloidal Gold is the product obtained by the suspension of gold in water.

CAS number
7440-57-5
EC number
231-165-9
CosIng reference
85793

Which products contain Colloidal Gold?

Open Beauty Facts finds Colloidal Gold in the ingredient lists of 5 of the 22,021 products it has a list for, most often eye makeup, mascara and facial creams.

  • Eye makeup1
  • Mascara1
  • Facial creams1

Products with it, by country of sale: France 1 · Germany 1 · Chile 1 · Canada 1.

Counted on 13 October 2026 from Open Beauty Facts, which volunteers fill from real packs: it shows where Colloidal Gold turns up, not how much of the market it is.

Bravoora reads this ingredient for everyone you shop for: an allergy or intolerance, a vegan or vegetarian diet, a calorie or protein goal, and the labels on supplements and skincare too. Build a profile · For dermatologists, dietitians and doctors

Sources

The job, the description and the EU annex entry are CosIng’s; the fragrance allergens are the EU Annex III names Bravoora’s label checker reads; the product counts are Open Beauty Facts’.

  1. European Commission: CosIng cosmetic ingredient database (functions, description, EU annex entry)
  2. Open Beauty Facts: product database, 77,506 products, read 13 October 2026, ODbL

Contains information from Open Beauty Facts, which is made available here under the Open Database License (ODbL). Read the licence · Download this dictionary’s data · How we check

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