Ingredient Dictionary

HYDROLYZED SILK

How much products actually contain

37 products state the amountmedian 0.0003%

under 0.01% 27
0.01–0.1% 6
0.1–1% 2
1% or more 2

Amounts are mostly stated by products named after the ingredient, so they may lean towards token amounts.

Of the products containing it, 91 list it before the 1% line and 130 after it (usually 1% or less).

Products using this ingredient

12 of 221 confirmed · likeliest to carry enough first · See all 221

Definition

Protein hydrolyzates, silk

Cosmetic roles

Softens hairHAIR CONDITIONINGDraws in and holds moistureHUMECTANTReduces staticANTISTATICKeeps skin in good condition (CosIng catch-all)SKIN CONDITIONING

Safety & regulatory references

Not classified under Korea’s toxic-substance GHS list · existing chemical substance

Source: Korea toxic substances GHS register (NIER)

Other restriction: ban substances that deplete the ozone layer

Source: EU CosIng ingredient list

Reviewed by CIR: Safety Assessment of Silk Protein Ingredients as Used in Cosmetics

Source: US Cosmetic Ingredient Review (CIR)

Reviewed by CIR: Safety Assessment of Animal- and Plant-Derived Amino Acids as Used in Cosmetics

Source: US Cosmetic Ingredient Review (CIR)

More data — names, identifiers, properties, test records, literature

Official labels & definitions

JCIA labelling name 加水分解シルク: 本品は、絹たん白を酸、酵素又は他の方法により加水分解して得られるものである。

Source: JCIA labelling names (Japan)

JCIA labelling name シルクアミノ酸: 本品は、シルク（＊）の完全加水分解によって得られるアミノ酸混合物である。

Source: JCIA labelling names (Japan)

Names & identifiers

HYDROLYZED SILKINCI실크아미노산Korean label name (MFDS standard)하이드롤라이즈드실크Korean label name (MFDS standard)Protein hydrolyzates, silkSynonymSILK AMINO ACIDSSynonym加水分解シルクJapanese labelling name

CAS No.chemical registry number: 73049-73-7
CAS No.chemical registry number: 96690-41-4
EC No.EU chemical inventory number: 306-235-8
DTXSIDUS EPA chemical ID: DTXSID701042446

What products actually use it for

What the 15 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.

Softener and conditioner8
Humectant4
Anti-static agent3

Source: US EPA CompTox dashboard