Benzalkonium Sepiolite
AKA “Benzalkonium-modified sepiolite clay
Ingredient
Ingredient Facts
Benzalkonium sepiolite
AKA: Benzalkonium-modified sepiolite clay
Ingredient · Emulsion Stabilising · EWG: 4
Synthetic
Emulsifier
Clay
Not Clean
Benzalkonium Sepiolite is the product obtained by the reaction of Benzalkonium Chloride and Sepiolite.
Form
Powder
See origin →
Functions
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Viscosity Controlling
Anti-Inflammatory
Strengthens Barrier
Wound Healing
Keeps product blended
Controls product thickness
Traditional Use
A synthetic antimicrobial agent combined with sepiolite, a magnesium silicate clay used historically in traditional medicine and cosmetics for oil absorption. This composite was engineered in the late 20th century to improve preservation and texturizing in formulations.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Caution
EWG
4
CIR
Safe as used
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR