Silybum marianum ethyl ester

Silybum marianum ethyl ester 1
photograph
Silybum marianum ethyl ester 2
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Silybum marianum ethyl ester 3
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Silybum marianum ethyl ester 4
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Silybum marianum ethyl ester 5
specimen · Royal Botanic Gardens, Kew · CC BY 4.0
Silybum marianum ethyl ester 6
specimen · Royal Botanic Gardens, Kew · CC BY 4.0
AKA: Silimarin, Silybin, Flavobin Spofa, Silymarin (>80%), Silibin
Plant-Derived Synthetic
Skin Conditioner
Not Clean
OriginNative to Mediterranean, Europe. Derived from milk thistle seeds (Silybum marianum), a plant native to the Mediterranean region in the Asteraceae family. Produced through esterification of milk thistle seed extract compounds with ethanol to create the ethyl ester form.
Silybum Marianum Ethyl Ester is the ethyl ester of the fatty acids derived from the oil of the Lady's Thistle, Silybum marianum (L.), Asteraceae
CAS #
84604-20-6
Form
Liquid
Skin Types
●all-skin-types
Best For
Irritation
Pregnancy & Breastfeeding Safe
Caution
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed0 reviews
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Insufficient
Pregnancy
Caution
Regulatory Status
USAunder review
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: Kew POWO · CosIng · EWG · CIR