Good Emollient

Silybum Marianum Seed Oil

INCI: SILYBUM MARIANUM SEED OIL

CAS Number
84604-20-6
Function
Skin conditioning, emollient, occlusive, moisturizing
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes CIR Expert Panel (2017) concluded Silybum Marianum Seed Oil is safe as used in cosmetics as part of a 244-oil class review. No FDA restrictions on cosmetic use.

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

EU: fully permitted under Regulation (EC) No 1223/2009, not listed in Annex II, III, V, or VI with no concentration limit. US: permitted without restriction; CIR (2017) concluded safe as used in cosmetics.

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Concern Level: Low

Regulatory Flags

asteraceae-cross-reactivity oxidation-risk high-pufa

Frequently Asked Questions

Is Silybum Marianum Seed Oil safe in cosmetics?

EU: fully permitted under Regulation (EC) No 1223/2009, not listed in Annex II, III, V, or VI with no concentration limit. US: permitted without restriction; CIR (2017) concluded safe as used in cosmetics. The EU classifies Silybum Marianum Seed Oil as "permitted". Safety rating: GOOD.

Is Silybum Marianum Seed Oil allowed in the EU?

Silybum Marianum Seed Oil EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Silybum Marianum Seed Oil do in cosmetics?

Silybum Marianum Seed Oil functions as: Skin conditioning, emollient, occlusive, moisturizing. It is classified as a Emollient in our database. CAS number: 84604-20-6.

What is the Margin of Safety for Silybum Marianum Seed Oil?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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