Nickel Sulfate
INCI: NICKEL SULFATE
Also known as: Nickel
Key Facts
- CAS Number
- 7786-81-4
- Category
- contaminant
- Risk Level
- high
- Common Allergen
- Yes
- EU Status
- Restricted
- Found In
- eyeshadow, mascara
Is Nickel Sulfate safe in cosmetics?
Nickel Sulfate is rated high risk in cosmetic products. It is a known allergen that can cause contact dermatitis in sensitized individuals. Most common contact allergen worldwide. Can leach from cosmetic packaging or be present as impurity. This ingredient is restricted under EU cosmetic regulations. Commonly found in eyeshadow, mascara.
What is Nickel Sulfate?
The most common metal allergen. Can be a contaminant in cosmetics.
Allergy & Safety Information
Nickel Sulfate is classified as a high-risk ingredient. It is a known cause of allergic contact dermatitis. It is restricted or regulated in the EU. Individuals with sensitive skin or a history of contact allergies should avoid products containing this ingredient. A patch test is recommended before first use of any product containing Nickel Sulfate.
Cross-Reactions
If you react to Nickel Sulfate, you may also react to:
Frequently Asked Questions
Is Nickel Sulfate safe for sensitive skin?
Nickel Sulfate is a known allergen and is generally not recommended for sensitive skin. Consider patch testing before use.
What products contain Nickel Sulfate?
Nickel Sulfate is commonly found in eyeshadow, mascara.
What does Nickel Sulfate do in cosmetics?
Nickel Sulfate functions as a contaminant in formulations. Most common contact allergen worldwide. Can leach from cosmetic packaging or be present as impurity.
Related Guides
Top 10 Cosmetic Allergens
Is Nickel Sulfate on the list? See the full clinical ranking.
How to Read Ingredient Labels
Decode INCI names and find hidden allergens in your products.
Find Your Skin Allergy Trigger
Step-by-step elimination method to identify your trigger.
Contact Dermatitis Guide
Symptoms, causes, patch testing, and treatment options.
Is Nickel Sulfate causing YOUR skin reactions?
SkinDetekt tracks your products and reactions to find your personal triggers. Download the app to find out.
Download on App Store