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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
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Colloidal Sulfur

Korean: 설퍼콜로이드 · CAS 7704-34-9 · Functions: antimicrobial

KR South Korea (MFDS)

No specific rule on file.

EU European Union (CosIng)

No specific rule on file.

US United States (FDA)

No specific rule on file. The FDA regulates few cosmetic ingredients by name; no rule does not mean approval.

Products listing Colloidal Sulfur

Also listed as

Colloidal Sulfur 설퍼콜로이드

Information only, not medical advice. Rules change — always check the linked official source. If you are pregnant, have a skin condition or allergies, ask a dermatologist or pharmacist.

Frequently asked questions

Is Colloidal Sulfur banned in the European Union?

We found no specific rule for it in the EU's CosIng records. That is not an approval or a safety statement.

Is Colloidal Sulfur banned in South Korea?

We found no specific rule for it in Korea's MFDS records. That is not an approval or a safety statement.

Is Colloidal Sulfur allowed in cosmetics in the U.S.?

We found no specific rule for it in the FDA's records. That is not an approval or a safety statement.

What is Colloidal Sulfur used for in cosmetics?

The EU's CosIng inventory lists its functions as: antimicrobial.

What is Colloidal Sulfur called on Korean labels?

Korea's MFDS standard Korean name is 설퍼콜로이드.

Which K-beauty products contain Colloidal Sulfur?

9 products we checked list it, for example Medicube 3H Overnight Drying Lotion, Holitual Elemental Smoothing Lotion 110ML, Dr.Melaxin Kojic Acid Turmeric TX Toner Pad.

What is the CAS number of Colloidal Sulfur?

CAS 7704-34-9 (from official records).

Ask KBeauty Verified™
KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
Reading time:
Views: 0
ChatGPT: 2 Claude: 1 Google · Gemini: 0 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 0
Read by AI & crawlers
ChatGPT2
Claude1
Google · Gemini0
Perplexity0
Meta AI0
Amazon0
Others0

Named by what the crawler says it is; look-alikes we detect are counted under Others. Google · Gemini includes Googlebot, Google’s search crawler, whose index Google also uses for its AI features; other search engines and bots are in Others. AI visibility →