Hydrolyzed Oyster Shell Extract

INCI: HYDROLYZED OYSTER SHELL EXTRACT

CAS Number
Not specifically assigned
Function
Skin conditioning
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” not restricted under 21 CFR

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Heavy metal specifications (Pb, Cd, As, Hg) essential as shells bioaccumulate metals. Lower allergen risk than oyster meat or protein extracts since shell is primarily mineral. Pregnancy and lactation data lacking for topical use.

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Concern Level: Moderate

Regulatory Flags

plant-extract potential-allergen

Frequently Asked Questions

Is Hydrolyzed Oyster Shell Extract safe in cosmetics?

Heavy metal specifications (Pb, Cd, As, Hg) essential as shells bioaccumulate metals. Lower allergen risk than oyster meat or protein extracts since shell is primarily mineral. Pregnancy and lactation data lacking for topical use. The EU classifies Hydrolyzed Oyster Shell Extract as "permitted". Safety rating: GOOD.

Is Hydrolyzed Oyster Shell Extract allowed in the EU?

Hydrolyzed Oyster Shell Extract EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Hydrolyzed Oyster Shell Extract do in cosmetics?

Hydrolyzed Oyster Shell Extract functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not specifically assigned.

What is the Margin of Safety for Hydrolyzed Oyster Shell Extract?

not established 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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