STRONTIUM ACETATE
Official label name (INCIInternational name of cosmetic ingredients: the one printed on the pack. name, EU glossary of cosmetic ingredient names), No 27962
- Allowed with restrictions (Annex III)
STRONTIUM ACETATE: Allowed with restrictions, with limits depending on the product type (Annex III, entry 58), under Regulation (EC) No 1223/2009. Annexes of the Regulation consulted on 21 October 2026.
Who it concerns
What official classifications and rules say for each group. A classification describes the hazard of the pure substance, not the risk of a product that contains it, which depends on the dose and the exposure.
Prohibition or serious classificationThe text prohibits the substance for this use, or ranks it among the most serious hazards (known or presumed carcinogenic, mutagenic or reprotoxic, identified endocrine disruptor).Worth watchingThe text sets a condition or flags a hazard worth knowing: allergen, suspected effect, condition for children, hazard to the aquatic environment.For informationOfficial information with no condition on a finished product: warning to read, irritation of the pure substance.
Pregnancy and breastfeeding
No classification harmonised by the European Union covers reproduction, the unborn child or breastfeeding for this substance. This does not mean it has been judged to have no effect during pregnancy.
Babies and children
Worth watchingThe text sets a condition or flags a hazard worth knowing: allergen, suspected effect, condition for children, hazard to the aquatic environment.
Worth watchingThe text sets a condition or flags a hazard worth knowing: allergen, suspected effect, condition for children, hazard to the aquatic environment. Annex III, entry 58, sets a condition for children: “Frequent use by children is not advisable”
For a question about your own situation, ask your doctor, midwife or pharmacist.
Skin, eyes and allergies
No official classification for sensitisation, irritation or eye damage, and no obligation to label it as an allergen.
Environment
No official classification as hazardous to the aquatic environment and no assessment as an endocrine disruptor for the environment.
Read on the label
For informationOfficial information with no condition on a finished product: warning to read, irritation of the pure substance.
For informationOfficial information with no condition on a finished product: warning to read, irritation of the pure substance. Annex III, entry 58, requires this to be printed on the pack: “Contains strontium acetate Frequent use by children is not advisable”.
In plain words
What it is used for
Functions declared by manufacturers:
Oral care: provides cosmetic effects to the oral cavity, e.g. cleansing, deodorising, protecting.
Soothing: helps lightening discomfort of the skin or of the scalp.
What the rules say
Allowed, with restrictions: Annex III sets a maximum concentration, the product types allowed and a warning to be printed on the packaging. Ingredient lists do not give quantities, so the concentration cannot be checked on the label; the warning can.
The text of the annexes
Allowed with restrictions
- Product type
- Oral products
- Maximum concentration
- 3.5% (as strontium) When mixed with other permitted strontium products the total strontium content must not exceed 3.5%
- Warning to print
- Contains strontium acetate Frequent use by children is not advisable
- Entry
- Annex III, No 58
- Substance
- Strontium acetate hemihydrate
- Glossary names
- STRONTIUM ACETATE
- CAS
- 543-94-2
- EC
- 208-854-8
What has changed, and what will change
Dates of the texts that cover this ingredient. A text date may cover several substances: the details of each entry are below.
Annex III, entry 58: introduced or replaced by Regulation (EC) No 1223/2009
Annex III, entry 58: applies from this date
Identity
- CosIng identifier
- 38353
- CAS (according to CosIng)
- 543-94-2
- EC (according to CosIng)
- 208-854-8
- Declared functions
- Oral care, Soothing
- Wikidata
- Q1674310
- ECHAEuropean Chemicals Agency. InfoCard
- 100.008.050
- InChIKey
- RXSHXLOMRZJCLB-UHFFFAOYSA-L
Elsewhere in the world
Information on other jurisdictions, with no effect on sale in France. What is covered, and what is not yet.
Comparison between countries
Most restrictive status in each country, and the maximum concentration cited. The details and the source of each rule follow.
| Country | Rule | Maximum concentration cited |
|---|---|---|
| European Union | Allowed with restrictions | 3.5% |
| United Kingdom | Allowed with restrictions | 3.5% |
| Switzerland | EU Regulation applies | 3.5% |
| United States (federal) | No federal rule recorded | not cited |
| Japan | No entry in the lists recorded | not cited |
| South Korea | No entry in the lists recorded | not cited |
| China | No entry in the lists recorded | not cited |
| Australia | No entry in the lists recorded | not cited |
| Brazil | No entry in the lists recorded | not cited |
United Kingdom (Great Britain)
- Allowed with restrictions (Annex III)
Same entries as in the European Union. Conditions (concentrations, warnings) may differ: they are not compared here.
Switzerland
Regulation (EC) No 1223/2009 applies in Switzerland (Article 54 of the Ordinance on Foodstuffs and Utility Articles).
United States, federal rules
None of the integrated sections of the federal code (21 CFR 700.11 to 700.27 and 250.250) targets this name. The FDA does not publish a list of allowed ingredients.
Recorded cosmetics that contain it
2 recorded products list it, according to Open Beauty Facts contributors. Records are dated: the formula may have changed. See the list (in French).
Glossary: Commission Implementing Decision (EU) 2025/1175. Page updated on 21 October 2026.