Moderate Cosmetic Ingredient NOAEL Data

Trypsin

INCI: TRYPSIN

CAS Number
9002-07-7
Function
Skin Conditioning (enzymatic exfoliation/keratolytic)
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted in cosmetics; also regulated as an enzyme in pharmaceutical/medical contexts (OTC wound care)

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

1 study endpoint found for Trypsin. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL >=3420 other oral rat oral REACH

Expert Verdict

Proteolytic activity can cause irritation on compromised/sensitive skin; concentration and pH must be tightly controlled; animal-origin (typically porcine pancreas) โ€” vegan/halal/kosher compliance issue; potential respiratory sensitizer in manufacturing environments

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Concern Level: Moderate

Regulatory Flags

potential-allergen fda_food_additive jecfa_safe

Frequently Asked Questions

Is Trypsin safe in cosmetics?

Proteolytic activity can cause irritation on compromised/sensitive skin; concentration and pH must be tightly controlled; animal-origin (typically porcine pancreas) โ€” vegan/halal/kosher compliance issue; potential respiratory sensitizer in manufacturing environments The EU classifies Trypsin as "permitted". Safety rating: MODERATE. 1 toxicological study endpoint(s) are available in our database.

Is Trypsin allowed in the EU?

Trypsin EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Trypsin do in cosmetics?

Trypsin functions as: Skin Conditioning (enzymatic exfoliation/keratolytic). It is classified as a cosmetic ingredient in our database. CAS number: 9002-07-7.

What is the Margin of Safety for Trypsin?

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.

What is the NOAEL for Trypsin?

The NOAEL (No Observed Adverse Effect Level) for Trypsin is >=3420 other based on a oral study via oral route in rat. Source: REACH.

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