Ingredient Dictionary

SODIUM METABISULFITE

How much products actually contain

2 products state the amountmedian 3%

under 0.01% 1
0.01–0.1% 0
0.1–1% 0
1% or more 1

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

Of the products containing it, 12 list it before the 1% line and 113 after it (usually 1% or less).

Products using this ingredient

12 of 124 confirmed · likeliest to carry enough first · See all 124

Definition

Sodium Metabisulfite is the inorganic salt that conforms to the formula:

Cosmetic roles

Slows spoilage by oxygenANTIOXIDANTStops microbes growing in the productPRESERVATIVEReduces other ingredientsREDUCING

Safety & regulatory references

Restricted: China · South Korea · Taiwan

Source: MFDS (Korea) cosmetic regulatory information

Argentina · Brazil

Field of application and/or use : (a) an oxidizer in hair dyes (b) straighteners hair products (c) facial sunless d) Other self-tanning
Maximum concentration permitted at final product : (a) 0,67% expressed as SO 2free (b) 6.7% expressed as SO 2 free (c) 0.45% expressed as SO 2free d) 0,40% expressed as SO 2free

ASEAN

Field of application and/or use : (a) Oxidative hair dye products (b) Hair straightening products (c) Self- tanning products for the face (d) Other self- tanning products
Maximum authorised concentration in the finished cosmetic product : (a) 0.67 % expressed as free SO2 (b) 6.7 % expressed as free SO2 (c) 0.45 % expressed as free SO2 (d) 0.40 % expressed as free SO2
Other limitations and requirements : For purposes other than inhibiting the development of microorganisms in the product. This purpose has to be apparent from the presentation of the product As a preservative, see Annexe VI, Part 1, No 9

European Union

Product Type, body parts : (a) Oxidative hair dye products (b) Hair straightening products (c) Self-tanning products for the face (d) Other self-tanning products
Maximum concentration in ready for use preparation : (a) 0.67% (as free SO2) (b) 6.7% (as free SO2) (c) 0.45% (as free SO2) (d) 0.40% (as free SO2)
Other : For purposes other than inhibiting the development of micro-organisms in the product. This purpose has to be apparent from the presentation of the product
Maximum concentration in ready for use preparation : 0.2% (as free SO2)

Source: MFDS (Korea) cosmetic regulatory information

Restriction III/99 V/9

Source: EU CosIng ingredient list

Reviewed by CIR: Sulfites

Source: US Cosmetic Ingredient Review (CIR)

Reviewed by CIR: Final Report on the Safety Assessment of Sodium Sulfite, Potassium Sulfite, Ammonium Sulfite, Sodium Bisulfite, Ammonium Bisulfite, Sodium Metabisulfite, and Potassium Metabisulfite

Source: US Cosmetic Ingredient Review (CIR)

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

Official labels & definitions

JCIA labelling name ピロ亜硫酸Ｎａ: 本品は、ピロ亜硫酸のナトリウム塩であり、次の化学式で表される。

Source: JCIA labelling names (Japan)

Names & identifiers

SODIUM METABISULFITEINCI소듐메타바이설파이트Korean label name (MFDS standard)ピロ亜硫酸ＮａJapanese labelling name

CAS No.chemical registry number: 7681-57-4
CAS No.chemical registry number: 7681-57-4 / 7757-74-6
CAS No.chemical registry number: 7757-74-6
EC No.EU chemical inventory number: 231-673-0
EC No.EU chemical inventory number: 231-673-0