INGREDIENT
Quaternium-15
Preservative
Avoid
One of the strongest formaldehyde-releasing preservatives. Frequently associated with allergic contact dermatitis and restricted or prohibited in some markets.
Found in
0
Approved Products
Also known as
1
Synonym
Function
Prevents microbial contamination
Safety Meter
Avoid
Evidence Level
Strong
CAS Number
51229-78-8
Category
Preservative
Function
Prevents microbial contamination
Evidence Level
Strong
Status
Avoid
Why Oh Daisey rates it this way
One of the strongest formaldehyde-releasing preservatives. Frequently associated with allergic contact dermatitis and restricted or prohibited in some markets.
What it does
Prevents microbial contamination
How to read this rating
This rating reflects the Oh Daisey ingredient standard and the evidence currently available for cosmetic use. Product safety can also depend on concentration, exposure route, formulation, manufacturing quality, and individual sensitivity.