Preservative
Benzalkonium Chloride
A preservative and antiseptic agent used in cosmetics and personal care products for its broad antimicrobial activity.
preservativeantisepticantimicrobial
⚠ Use with Caution
Comedogenic Rating
0/5
Irritation Potential
1/5
What is it?
Benzalkonium Chloride is a quaternary ammonium compound with broad antimicrobial activity, used as both a preservative in cosmetics and an active antiseptic in hand sanitizers and wipes.
Used in eye drops, hand sanitizers, and some preserved cosmetic formulas for antimicrobial protection.
Key Benefits
Broad antimicrobial activity
Effective against a wide range of bacteria and some viruses.
Suitable for
Main Actions
When it may be insufficient
It can be irritating with frequent or prolonged use, particularly on sensitive skin or mucous membranes.
CategoryPreservatives
Frequently Asked Questions
What does Benzalkonium Chloride do for skin?
Used in eye drops, hand sanitizers, and some preserved cosmetic formulas for antimicrobial protection.
Who should use Benzalkonium Chloride?
Benzalkonium Chloride is suitable for: most skin types; those with known sensitivity should check labels.
Are there any warnings about Benzalkonium Chloride?
It can be irritating with frequent or prolonged use, particularly on sensitive skin or mucous membranes.
Check if this ingredient works for your skin — analyze your full product formula for free.
Analyze your product