Norbixin

Norbixin (CAS 542-40-5), also known as E160b, is the water-soluble acid form of annatto extract, derived from the seeds of Bixa orellana.

Where is Norbixin used?

• Food and beverage: natural orange-to-yellow colorant, plant-based alternative to synthetic dyes
• Dairy: colors cheese, butter and margarine for clean-label warm hues
• Snacks: heat-stable, water-dispersible color for coatings and seasonings
• Beverages and plant-based foods: stable coloration in aqueous systems
• Processed meat and bakery: natural orange pigment for thermal processing
• Its water solubility gives it a formulation advantage over oil-soluble annatto fractions.

Good to know: Buyers should confirm the specific concentration and solubility profile when evaluating grades for formulation targets.

Commercial specifications

• Potency expressed as a percentage of active content for precise dosing