Bismuth Subgallate

Also known as: Caswell No. 098B, EINECS 202-742-2, EPA Pesticide Chemical Code 098601, Bismuth subgallas, Bismutum subgallicum (+9 more)

INCI: BISMUTH SUBGALLATE

Bismuth Subgallate (CAS 99-26-3) is a cosmetic cosmetic ingredient functioning as Skin protectant, astringent, cosmetic colorant (white pigment). EU Regulation 1223/2009 status: restricted. Industrial safety data is also available in the chemical safety database. Same-CAS public records also appear in industrial chemical safety data.

View industrial chemical safety profile for CAS 99-26-3 →

Auto-generated CPSR Part A draft with source citations
Function
Skin protectant, astringent, cosmetic colorant (white pigment)
Safety Rating
GOOD

Chemistry & Identifiers

Formula
C7H5BiO6
MW
394.09 g/mol
PubChem CID
73415769
IUPAC Name
bismuth;5-carboxy-3-hydroxybenzene-1,2-diolate;hydroxide
InChIKey
JAONZGLTYYUPCT-UHFFFAOYSA-K

Regulatory Status

EU EU Status restricted
US US Status permitted
US Notes Not specifically reviewed by CIR as a standalone monograph. FDA permits bismuth compounds in OTC drug products; cosmetic use follows general safety provisions.

For full compliance data across multiple jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety, dermal absorption, and sensitization profile summaries for Bismuth Subgallate.

Calculate MoS for your specific formulation with the MoS Calculator.

Function Categories & List Membership

Cosmetic/Chemical Function Categories
Softener and conditioner

Expert Verdict

Expert safety assessment and concern-level summary for Bismuth Subgallate.

Regulatory Flags

colorant

Known Synonyms

Caswell No. 098B EINECS 202-742-2 EPA Pesticide Chemical Code 098601 Bismuth subgallas Bismutum subgallicum Wismutgallat, basisches Dermatol puder UNII-YIW503MI7V Dermatol Wismutgallathydroxid basic bismuth 3,4,5-trihydroxybenzoate basisches Wismutgallat gallic acid bismuth basic salt 1,3,2-Benzodioxabismole-5-carboxylic acid, 2,7-dihydroxy-

Chemical Function

Softener and conditioner

Regulatory Lists

active_ingredient; animal_products; Europe; pharmaceutical; residue Canada; pharmaceutical

Australian Status

AICIS status: listed

Frequently Asked Questions

Is Bismuth Subgallate safe in cosmetics?

Bismuth Subgallate has a safety rating of "GOOD" in our database. EU status: restricted. US status: permitted.

Is Bismuth Subgallate allowed in the EU?

Bismuth Subgallate EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.

What does Bismuth Subgallate do in cosmetics?

Bismuth Subgallate functions as: Skin protectant, astringent, cosmetic colorant (white pigment). It is classified as a cosmetic ingredient in our database. CAS number: 99-26-3.

Is Bismuth Subgallate used outside cosmetics?

Bismuth Subgallate also appears in industrial chemical safety data. The cross-vertical cards on this page render same-CAS public rows from the matched databases.

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Good Similar safety
(ANGELICA GIGAS/GLYCYRRHIZA URALENSIS/REHMANNIA GLUTINOSA ROOT)/ANGELICA GIGAS STEM/CARTHAMUS TINCTORIUS FLOWER/(CARTHAMUS TINCTORIUS/PRUNUS PERSICA SEED)PORIA COCOS WATER
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(APPLE/CITRUS JUNOS/LENTIL/PEAR/PUMPKIN/STRAWBERRY/TOMATO FRUIT)/CORN KERNEL/(ARCTIUM LAPPA/BRASSICA OLERACEA ACEPHALA/CABBAGE/CAMELLIA SINENSIS/MORINGA OLEIFERA/RADISH/SPINACH LEAF)/(SORGHUM BICOLOR LEAF/STEM)/OAT MEAL/POTATO PULP/(CARROT/NELUMBO NUCIFERA/RADISH/WILD YAM ROOT)/(AMARANTHUS HYPOCHONDRIACUS/CASHEW/CICER ARIETINUM/COIX LACRYMA-JOBI MA-YUEN /MACADAMIA TERNIFOLIA/PHASEOLUS ANGULARIS/PISTACIA VERA/RHYNCHOSIA NULUBILIS/RICE/SESAME/SETARIA ITALICA/SOYBEAN/SWEET ALMOND/WHEAT SEED)/HORDEUM VULGARE SPROUT/CYPERUS ESCULENTUS TUBER/ARTEMISIA PRINCEPS/BROCCOLI/CHENOPODIUM QUINOA/ENTEROMORPHA COMPRESSA/HORDEUM VULGARE/IPOMOEA BATATAS/LAMINARIA JAPONICA/LENTINUS EDODES/PLEUROTUS OSTREATUS/PORPHYRA TENERA/UNDARIA PINNATIFIDA EXTRACT
Good Similar safety
Antioxidant
3,4-DIHYDROXYBENZOIC ACID
Good Chemical family
Skin Protecting
3,4-Dihydroxybenzoic Acid (Protocatechuic Acid)
Good Chemical family
Antioxidant, skin conditioning
3-Hydroxybenzoic Acid
Moderate Chemical family
Antimicrobial, Skin Conditioning

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