Sesamidopropyl Dimethylamine
AKA “Sesame Seed Dimethylamine
Synthetic
Ingredient Facts
Sesamidopropyl dimethylamine
AKA: Sesame Seed Dimethylamine
Synthetic · Cleansing · EWG: 4
Synthetic
Cleanser
Skin Conditioner
Hair Care
Synthetic
Clean
Amides, sesame-oil, N-(3-dimethylaminopropyl)- Science: Functions: Antistatic, Hair Conditioning, Surfactant - Cleansing Safety Ratings: CIR: Safe as used
Form
Liquid
See origin →
Functions
Antistatic
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Reduces Static
Conditions Hair
Cleansing Surfactant
Lifts away dirt and oil
Reduces flyaways
Softens and detangles hair
Traditional Use
Modern conditioning agent synthesized from sesame oil in the late 20th century, designed to provide antistatic and smoothing properties in hair and skincare products.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Insufficient
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR