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KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
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Saccharomyces/Zinc/Iron/Germanium/Copper/Magnesium/Silicon Ferment

Korean: 효모/아연/철/게르마늄/구리/마그네슘/실리콘발효물 · Functions: astringent

KR South Korea (MFDS)

Restricted MFDS restricted ingredients

Conditions (official MFDS text, Korean):
* 배합한도 : 징크로서 1%

Source: MFDS — cosmetic ingredient use restrictions · checked Oct 17, 2026

EU European Union (CosIng)

Restricted Annex III/24

Maximum: (a) 1 % (as zinc) (b) 0,72 % (as zinc) (c) 0,1 % (as zinc) (d) 1 % (as zinc)

Conditions: Product type: (a) Toothpaste intended for users above 1 year of age (b) Toothpaste intended for children between 6 months and 1 year of age (c) Mouthwash intended for users above 6 years of age (d) Other products

Source: EU CosIng — Annex III · checked Oct 17, 2026

US United States (FDA)

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

Other markets

How Saccharomyces/Zinc/Iron/Germanium/Copper/Magnesium/Silicon Ferment is treated in 4 more markets, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.

MarketStatusConditions
CN ChinaRestricted MFDS summary (Korean): * 【화장품 중 최대사용농도】 배합한도 (일반) : 총량 1%(아연으로 계산)
AS ASEAN (10 countries)Restricted MFDS summary (Korean): * 【Restrictions】 Maximum authorised concentration in the finished cosmetic product : 1% calculated as zinc * 제한 【완제품에서 허용된 최대 농도】 : 징크로서 계산했을 때 1%
BR BrazilRestricted MFDS summary (Korean): water except for zinc hydroxybenzenesulphonate (4-hydroxy-benzenesulfonate zinc) and zinc pyrithione * 단서조항 : water except for zinc hydroxybenzenesulphonate (4-hydroxy-benzenesulfonate zinc) and zinc pyrithione 징크 4-하이드록시벤젠설포네이트와 징크피리치온 제외 * Restrictions 【Maximum concentration permitted at...
AR ArgentinaRestricted MFDS summary (Korean): water except for zinc hydroxybenzenesulphonate (4-hydroxy-benzenesulfonate zinc) and zinc pyrithione * 단서조항 : water except for zinc hydroxybenzenesulphonate (4-hydroxy-benzenesulfonate zinc) and zinc pyrithione 징크 4-하이드록시벤젠설포네이트와 징크피리치온 제외 * Restrictions 【Maximum concentration permitted at...

Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 17, 2026

Also listed as

SACCHAROMYCES/ZINC/IRON/GERMANIUM/COPPER/MAGNESIUM/SILICON FERMENT 효모/아연/철/게르마늄/구리/마그네슘/실리콘발효물

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 Saccharomyces/Zinc/Iron/Germanium/Copper/Magnesium/Silicon Ferment banned in the European Union?

In the EU's CosIng records it is listed as “Restricted” (EU CosIng — Annex III). The maximum allowed is (a) 1% · (b) 0,72% · (c) 0,1% · (d) 1%. A restricted ingredient is allowed within the stated conditions.

Is Saccharomyces/Zinc/Iron/Germanium/Copper/Magnesium/Silicon Ferment banned in South Korea?

In Korea's MFDS records it is listed as “Restricted” (MFDS — cosmetic ingredient use restrictions). A restricted ingredient is allowed within the stated conditions.

Is Saccharomyces/Zinc/Iron/Germanium/Copper/Magnesium/Silicon Ferment 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 Saccharomyces/Zinc/Iron/Germanium/Copper/Magnesium/Silicon Ferment used for in cosmetics?

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

What is Saccharomyces/Zinc/Iron/Germanium/Copper/Magnesium/Silicon Ferment called on Korean labels?

Korea's MFDS standard Korean name is 효모/아연/철/게르마늄/구리/마그네슘/실리콘발효물.

Ask KBeauty Verified™
KBeauty Verified™ — K-beauty checked against official records from Korea, the EU and the U.S.
Reading time:
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ChatGPT: 1 Claude: 1 Google · Gemini: 1 Perplexity: 0 Meta AI: 0 Amazon: 0 Others: 1
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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 →