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Is Benzalkonium Chloride halal?

Benzalkonium Chloride is classified halal for halal use with High confidence. A quaternary ammonium preservative active against bacteria and fungi. Synthetic; halal.

Excipient (preservative) · Confidence: High

Also known as: BAK, BAC, alkylbenzyldimethylammonium chloride

Looks Halal Ask pharmacist

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Excipient (solvent/vehicle)

Co-listed on a medicine formulation in our catalog

What it is

A quaternary ammonium preservative active against bacteria and fungi.

Source:FDA IIG — Benzalkonium chloride

Why it's here

Standard preservative in eye drops, nasal sprays, and topical antiseptics.

See:FDA IIG — Benzalkonium chloride

Why it may matter

Synthetic; halal.

Source:FDA IIG — Benzalkonium chloride

Common sources
  • Synthetic

Reason codes

syntheticOrigin

Evidence & citations1

Audit

Common questions

Is Benzalkonium Chloride halal?
RxHalal currently classifies Benzalkonium Chloride as HALAL (High confidence). Synthetic; halal. This is information only — not a fatwa or medical advice.
What is Benzalkonium Chloride used for in medicines?
A quaternary ammonium preservative active against bacteria and fungi. Standard preservative in eye drops, nasal sprays, and topical antiseptics.
What are common sources of Benzalkonium Chloride?
Common sources include: Synthetic. Manufacturers often do not disclose which source is used.

Medicines using this excipient

4 total4 halal0 uncertain0 concern

Seen most often in these conditions

Where this excipient turns up across RxHalal's tracked treatment categories.