ZINC CHLORIDE
Commonly Found In
Overview
ZINC CHLORIDE is a cosmetic ingredient primarily used for ORAL CARE. It is commonly found in various cosmetic formulations and serves important functions in personal care products.
Also known as: Zinc Dichloride, ZnCl2, Butter of Zinc
Key Benefits
Studies suggest zinc chloride may help provide antiseptic and astringent properties in oral care applications. At appropriate concentrations, zinc may help control oral bacteria and support gum health.
Skin Compatibility Ratings
Comedogenic Rating
Non-comedogenic; used at low concentrations in oral care and as an astringent.
Source: CIR Expert Panel; physicochemical properties
Irritancy Rating
Moderate irritancy potential; zinc chloride is astringent and can cause oral mucosa irritation at higher concentrations. In cosmetics, used at low concentrations as an astringent or antimicrobial; generally well-tolerated at formulated levels.
Source: CIR Expert Panel safety assessment; dental literature
Typical Use Concentration
Range
Up to 0.5% (EU mouth hygiene limit)
Optimal
0.1β0.5%
EU Annex III/24 restricts zinc in mouth hygiene products to 0.5% maximum.
Works Well With / Avoid
Works Well With
Use With Caution
EU restricts zinc compounds (Annex III/24) with maximum concentration for mouth hygiene products at 0.5%. Higher concentrations are irritating. Primarily an oral care ingredient.
Commonly Found In
Global Regulation Summary
Overview of current status across major international markets.
Detailed Regional Status
| Region | Status | Max Conc. | Conditions | Source |
|---|---|---|---|---|
| πͺπΊ EU | Banned | - | - | Official β |
| πΊπΈ USA | Allowed | - | - | Official β |
| π―π΅ Japan | Allowed | - | - | Official β |
| π°π· Korea | Unknown | - | - | Official β |
| π¬π§ UK | Restricted | - | Follows EU regulations (III/24) | Official β |
π Why Regulations Differ
EU restricts zinc compounds (Annex III/24) with specific maximum concentrations per product category. The US and Japan permit use with general safety oversight in oral care products.
Regulation Analysis
Regional Agreement
Banned in EU but allowed in USA, Japan.
Category Comparison
There are 44 ingredients in the ORAL CARE category. 100% are banned in at least one major market.
Strictness Ranking
πΏ Natural Sources
Found in nature as the rare mineral simonkolleite. Also present in small amounts in some natural water sources. However, commercial zinc chloride is produced synthetically.
π How It's Made
Produced by dissolving zinc in hydrochloric acid, or as a byproduct of galvanizing processes. Can also be made by reacting zinc oxide with hydrochloric acid.
π Uses in Cosmetics
Used in cosmetic products primarily for oral care, soothing.
π¬ Other Applications
Used in soldering flux, batteries, smoke grenades, textile processing, paper manufacturing, and as a wood preservative. Also used in dental cements.
π‘ Fun Facts
- β’ Zinc chloride smoke bombs have been used by militaries worldwide since World War I for creating smoke screens
- β’ It was historically used as an embalming fluid component in the 19th century
- β’ Zinc chloride is so hygroscopic (moisture-absorbing) that it will dissolve itself if left exposed to humid air
Related Skin Concerns
Data Sources
- β’ EU CosIng database β Annex III/24
- β’ FDA cosmetic ingredient database
- β’ American Dental Association oral care ingredient data
Last data verification: 2026-04-16
Related Ingredients
STRONTIUM CHLORIDE
CALCIUM FLUORIDE
HYDROGEN PEROXIDE
PHENOL
SODIUM FLUORIDE
ZINC ASCORBATE
Learn More
Frequently Asked Questions
Why is ZINC CHLORIDE banned in the EU but allowed in the US?
The EU follows a precautionary principle, banning ZINC CHLORIDE under III/24 due to potential safety concerns. The US FDA has not found sufficient evidence to prohibit its use, allowing it under different safety assessment standards. This reflects differing regulatory philosophies between the two regions.
Why is ZINC CHLORIDE banned in the EU but allowed in Japan?
The EU prohibits ZINC CHLORIDE (III/24) based on their strict safety criteria. Japan's Ministry of Health, Labour and Welfare (MHLW) has evaluated the ingredient and permits its use, potentially with different safety data or usage conditions.
What is ZINC CHLORIDE used for in cosmetics?
ZINC CHLORIDE is primarily used for oral care in cosmetic products. It also serves as soothing. The ingredient is commonly found in various cosmetic and personal care products.
Which countries regulate ZINC CHLORIDE?
ZINC CHLORIDE is banned in EU. It has concentration limits or usage restrictions in UK. The ingredient is freely allowed in JP, US.
Are there alternatives to ZINC CHLORIDE?
Due to regulatory restrictions on ZINC CHLORIDE, cosmetic manufacturers often use alternative ingredients with similar functions. For oral care, alternatives may include other approved ingredients in the same category. Consult product labels for specific formulations, and look for products compliant with your region's regulations.
Disclaimer
The information on this website is for educational and informational purposes only and is not intended as medical advice. While we strive for accuracy based on official government databases, cosmetic regulations change frequently. Always consult with a qualified professional or refer to the latest official regulatory documents for compliance. We are not responsible for any actions taken based on the information provided here.