Hay Water

INCI: HAY WATER

CAS Number
| 5
Function
Skin conditioning; tonic (traditional alpine/spa ingredient from steam-distilled dried grasses)
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no specific CFR prohibition; niche European ingredient

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Traditional alpine spa ingredient with moderate safety profile; no established margin of safety but low absorption and sensitization potential.

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Concern Level: Moderate

Frequently Asked Questions

Is Hay Water safe in cosmetics?

Traditional alpine spa ingredient with moderate safety profile; no established margin of safety but low absorption and sensitization potential. The EU classifies Hay Water as "permitted". Safety rating: MODERATE.

Is Hay Water allowed in the EU?

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

What does Hay Water do in cosmetics?

Hay Water functions as: Skin conditioning; tonic (traditional alpine/spa ingredient from steam-distilled dried grasses). It is classified as a cosmetic ingredient in our database. CAS number: | 5.

What is the Margin of Safety for Hay Water?

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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