Good Cosmetic Ingredient

CI 75135 (Rubixanthin)

INCI: CI 75135

CAS Number
3763-55-1
Function
Colorant. Natural xanthophyll carotenoid pigment; also known as Rubixanthin, beta,tau-Caroten-3-ol, (3R)-beta-4-Caroten-3-ol, and Natural Yellow 27. Found naturally in rose hips (Rosa canina). Imparts red-orange to yellow coloration to cosmetic products. Retains Annex IV status for cosmetics.
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status restricted
US Notes Rubixanthin (CAS 3763-55-1) is not listed in FDA 21 CFR Parts 73 or 74 as an approved color additive for cosmetics or drugs. No FDA color additive petition has been approved for cosmetic use. Use as a declared cosmetic colorant is not formally authorized under US color additive regulations; may be considered for use as a functional ingredient but regulatory status as a color additive is unsupported.

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

CI 75135 (Rubixanthin) is a natural xanthophyll carotenoid permitted under EU Cosmetics Regulation Annex IV for use as a colorant in cosmetics, with a favorable safety profile based on carotenoid classification and low toxicity data; however, it lacks FDA approval as a color additive for cosmetics in the US.

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Concern Level: Low

Regulatory Flags

natural-colorant carotenoid xanthophyll eu-annex-iv rose-hip-derived oil-soluble not-fda-listed e161d-withdrawn-food low-concern

Frequently Asked Questions

Is CI 75135 (Rubixanthin) safe in cosmetics?

CI 75135 (Rubixanthin) is a natural xanthophyll carotenoid permitted under EU Cosmetics Regulation Annex IV for use as a colorant in cosmetics, with a favorable safety profile based on carotenoid classification and low toxicity data; however, it lacks FDA approval as a color additive for cosmetics in the US. The EU classifies CI 75135 (Rubixanthin) as "permitted". Safety rating: GOOD.

Is CI 75135 (Rubixanthin) allowed in the EU?

CI 75135 (Rubixanthin) EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does CI 75135 (Rubixanthin) do in cosmetics?

CI 75135 (Rubixanthin) functions as: Colorant. Natural xanthophyll carotenoid pigment; also known as Rubixanthin, beta,tau-Caroten-3-ol, (3R)-beta-4-Caroten-3-ol, and Natural Yellow 27. Found naturally in rose hips (Rosa canina). Imparts red-orange to yellow coloration to cosmetic products. Retains Annex IV status for cosmetics.. It is classified as a cosmetic ingredient in our database. CAS number: 3763-55-1.

What is the Margin of Safety for CI 75135 (Rubixanthin)?

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.

Compliance Tools

Check CI 75135 (Rubixanthin) compliance across multiple jurisdictions:

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Ingredient Decoder
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82 Allergen Checker
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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