Korean: 벤조페논-5 · CAS 6628-37-1 · Functions: light stabilizer, uv absorber, uv filter
No specific rule on file.
Approved UV filter Annex VI/22
Maximum: 5%(as acid)
Conditions: 2-Hydroxy-4-methoxybenzophenone-5-sulfonic acid (Benzophenone-5) and its sodium salt / Sulisobenzone
Source: EU CosIng — Annex VI · checked Oct 17, 2026
Not an FDA-listed sunscreen active M020 (not listed)
Conditions: Permitted as a UV filter elsewhere, but not on the FDA list of sunscreen active ingredients (§M020.10). It cannot be the active ingredient of a sunscreen marketed in the U.S. under the monograph.
Source: FDA OTC Monograph M020 (sunscreens) · checked Oct 17, 2026
This is a UV filter. In the U.S., sunscreens are regulated as over-the-counter drugs, so a filter must be on the FDA's list of permitted sunscreen actives to be used in a sunscreen sold there. Compare all filters on Sunscreen filters: Korea vs EU vs U.S.
How Benzophenone-5 is treated in 5 more markets, from the overseas cosmetic regulation database compiled by Korea's MFDS. Always confirm with the regulator of that country before selling there.
| Market | Status | Conditions |
|---|---|---|
| CN China | Restricted | MFDS summary (Korean): * 【화장품 중 최대사용농도】 배합한도 (일반) : 총량 5%(산으로 계산) |
| AS ASEAN (10 countries) | Restricted | MFDS summary (Korean): * 【Restrictions】 Maximum authorised concentration in the finished cosmetic product : 5% (as acid) * 제한 【완제품에서 허용된 최대 농도】 : 5% (산으로) |
| JP Japan | Restricted | MFDS summary (Korean): （注1）空欄は、配合してはならないことを示し、○印は、配合の上限がないことを示す。 * 【100g당 최대 배합량 (점막에 사용하지 않고 씻어내는 화장품 -Cosmetics not used for mucosa and to be washed away)】 : 10 g * 【100g당 최대 배합량 (점막에 사용하지 않고 씻어내지 않는 화장품 - Cosmetics not used for mucosa and not to be washed away)】 : 10 g * 【100g당 최대 배합량 (점막에 사용하는 화장품 - Cosmetics... |
| BR Brazil | Restricted | MFDS summary (Korean): * Restrictions 【Maximum concentration permitted at final product】 : 5% (expresado como ácido * 제한 【완제품에서 허용된 최대 농도】 : 5% (산으로서) |
| AR Argentina | Restricted | MFDS summary (Korean): * Restrictions 【Maximum concentration permitted at final product】 : 5% (expresado como ácido * 제한 【완제품에서 허용된 최대 농도】 : 5% (산으로서) |
Source: MFDS cosmetic ingredient use restrictions — overseas regulations · checked Oct 17, 2026
BENZOPHENONE-5 벤조페논-5
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.
In the EU's CosIng records it is listed as “Approved UV filter” (EU CosIng — Annex VI). The maximum allowed is 5%(as acid). It is allowed for that use within the stated conditions.
We found no specific rule for it in Korea's MFDS records. That is not an approval or a safety statement.
In the FDA's records it is listed as “Not an FDA-listed sunscreen active” (FDA OTC Monograph M020 (sunscreens)).
The EU's CosIng inventory lists its functions as: light stabilizer, uv absorber, uv filter.
Korea's MFDS standard Korean name is 벤조페논-5.
4 products we checked list it, for example Neogen BUY 2 WINE PADS AND GET 8 GREEN TEA PADS (8 PACKS) FREE, Neogen DERMALOGY Bio-Peel Gauze Peeling Lemon 2.48 oz / 76ml (8 Pads), Etude Oh My Lash #01 Top Coat.
CAS 6628-37-1 (from official records).