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Sodium Thiosulfate
In cosmetic formulas, Sodium Thiosulfate a chemical step used in some hair-straightening or perming treatments.
- INCI name
- Sodium Thiosulfate
- CAS number
- 7772-98-7 / 10102-17-7
- EC number
- 231-867-5
A single molecular structure has not been verified for this record.
Its role in a formula
Sodium Thiosulfate
- Reducinga chemical step used in some hair-straightening or perming treatments
Recorded formula roles, not a prediction of a finished product’s results.
About the sourcesWhat does Sodium Thiosulfate do in a formula?
Sodium Thiosulfate a chemical step used in some hair-straightening or perming treatments.
The listed functions explain its role in a formula. They do not establish whether a finished product will suit your skin.
No reviewed benefit claim is available here yet. Compare the complete formula, its directions, and your own skin preferences.
What a CosIng listing meansBeauty reading & sources
Health & dermatology (1)
Professional skin-care education from dermatology and medical publishers.
- Contact allergy to gold
DermNet · Professional health education
Research papers (5)
Related papers naming this ingredient or a sourced alternative name in metadata or available article text. Laboratory, clinical and exposure studies have different scopes; these links are not reviewed benefit claims.
- Skin testing with gold sodium thiomalate and gold sodium thiosulfate.
Contact dermatitis · 1995
- Cutaneous Vascular Compromise and Resolution of Skin Barrier Breakdown After Dermal Filler Occlusion-Implementation of Evidence-Based Recommendations Into Real-World Clinical Practice.
Dermatologic surgery : official publication for American Society for Dermatologic Surgery [et al.] · 2022
- Augmented Wound-Healing Effect of Sodium Thiosulfate-Infused Cosmetic Creams in Frostbite.
Pharmaceutics · 2025
Related cosmetic research; ingredient names checked in available article text. Mixtures, laboratory work and clinical studies have different scopes; this is not an isolated-ingredient efficacy assessment.
See 2 more research papers
- Thiosulfate promotes hair growth in mouse model.
Bioscience, biotechnology, and biochemistry · 2019
- Relevance of positive patch test reactions in patients attending a dermatology tertiary referral centre.
Contact dermatitis · 2003
PubMed is hosted by the U.S. National Library of Medicine. Listing there does not mean NIH authored or endorses a paper.
Cosmetic ingredient references
- Sodium Thiosulfate in COSMILE Europe
Industry ingredient directory · matched to the publisher’s ingredient index.
- European Commission CosIng database
Catalog reference 38103. Database inclusion is not approval or proof of safety or effectiveness.
Where it fits in real formulas
Related ingredients, common formula neighbors, naming, and catalog context. This stays separate from evidence and personal-fit guidance.
What kinds of products contain Sodium Thiosulfate?
Real brands and product categories from the 4 decoded products listing Sodium Thiosulfate — an observation of our catalog, not a claim about market share.
4 of 7,133 decoded products list this ingredient. Count calculated on (UTC). Counts describe our recorded labels, which may differ from current packaging; the public product list can be smaller than the decoded catalog.
How we collect ingredient listsProduct categories
shampoos (1), masks (1), moisturizers (1), sunscreens (1)
Which products contain Sodium Thiosulfate?
All 4 →4 public products list this ingredient.
Catalog preview
A compact look at the first products in this result set
1–1 / 4
About the sources
Ingredient lists show presence and order, not concentration, pH, ingredient grade, delivery system, or finished-formula performance.
Sources & methodologyCompiled from the EU CosIng database (ref 38103) · snapshot 16 June 2026. CosIng is an informational, non-legally-binding reference. Inclusion does not mean an ingredient is approved, safe, authorized for cosmetic use, or clinically effective. An INCI list does not reveal concentration, pH, ingredient grade, delivery system, or finished-formula performance.