Hydroxypropyl Starch

INCI: HYDROXYPROPYL STARCH

CAS Number
9049-76-7 / 68584-86-1 [^1_14]
Function
Absorbent, viscosity controlling, binding, skin conditioning
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” FDA GRAS as food-grade modified starch; not restricted in cosmetics under 21 CFR

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Gluten-free grades available; propylene oxide residuals should be controlled per food-grade specs; well-characterized ingredient

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Concern Level: Low

Regulatory Flags

jecfa_safe

Frequently Asked Questions

Is Hydroxypropyl Starch safe in cosmetics?

Gluten-free grades available; propylene oxide residuals should be controlled per food-grade specs; well-characterized ingredient The EU classifies Hydroxypropyl Starch as "permitted". Safety rating: EXCELLENT.

Is Hydroxypropyl Starch allowed in the EU?

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

What does Hydroxypropyl Starch do in cosmetics?

Hydroxypropyl Starch functions as: Absorbent, viscosity controlling, binding, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 9049-76-7 / 68584-86-1 [^1_14].

What is the Margin of Safety for Hydroxypropyl Starch?

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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