Moderate Cosmetic Ingredient

Kyounin Yu

INCI: KYOUNIN YU (JAPANESE COSMETIC NOMENCLATURE FOR PRUNUS ARMENIACA KERNEL OIL)

CAS Number
68650-44-2
Function
Skin conditioning
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Allowed - no restrictions; recognized as a cosmetic 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

Generally considered safe; crude forms may contain trace amygdalin (cyanogenic glycoside) so refining quality matters; low irritation/sensitization potential. Fixed oil cold-pressed from apricot (Prunus armeniaca) kernels; rich in oleic acid (~58-74%) and linoleic acid (~20-34%); lightweight, fast-absorbing emollient

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Concern Level: Moderate

Regulatory Flags

potential-allergen eu_children_restricted epa_safer_alternative

Frequently Asked Questions

Is Kyounin Yu safe in cosmetics?

Generally considered safe; crude forms may contain trace amygdalin (cyanogenic glycoside) so refining quality matters; low irritation/sensitization potential. Fixed oil cold-pressed from apricot (Prunus armeniaca) kernels; rich in oleic acid (~58-74%) and linoleic acid (~20-34%); lightweight, fast-absorbing emollient The EU classifies Kyounin Yu as "permitted". Safety rating: MODERATE.

Is Kyounin Yu allowed in the EU?

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

What does Kyounin Yu do in cosmetics?

Kyounin Yu functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 68650-44-2.

What is the Margin of Safety for Kyounin Yu?

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.

Compliance Tools

Check Kyounin Yu compliance across multiple jurisdictions:

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Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
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Substance Compliance
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MoS Calculator
Calculate Margin of Safety using SCCS methodology
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Heavy Metal Limits
Compare limits across jurisdictions

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