How Sunset Yellow FCF Enhances Food and Beverage Visual Appeal

Introduction
Sunset Yellow FCF is a synthetic azo dye widely used to impart a bright orange-yellow hue to foods, beverages, and pharmaceuticals. Known for its excellent color stability, high tinting strength, and cost-effectiveness, it is commonly found in products ranging from soft drinks and candies to tablets and bakery items.

What Is Sunset Yellow FCF?

Sunset Yellow FCF (also known as E110 or FD&C Yellow No. 6) is a water-soluble food colorant synthesized through controlled chemical processes. It produces a vivid yellow-orange shade, making it ideal for visually enhancing product appeal across a wide spectrum of applications.

• Chemical Name: Disodium 6-hydroxy-5-[(4-sulfophenyl)azo]-2-naphthalenesulfonate

• CI Number: 15985

• Color Appearance: Bright orange to deep yellow

• Solubility: Freely soluble in water

Key Features & Advantages

1. Vivid Color Profile

   • Produces strong and consistent orange-yellow tones

   • Retains brilliance in both transparent and opaque bases

2. High Stability

   • Resistant to light, heat, and pH variations in most formulations

   • Suitable for pasteurization and baking processes

3. Wide Regulatory Approval

   • Permitted in many countries including the USA, EU, and Asia (with usage limits)

   • Frequently used under strict food safety and labeling regulations

4. Cost-Effective Coloring Solution

   • Offers a high color yield per unit cost

   • Often used in blends to create varied shades

Common Applications of Sunset Yellow FCF

Formulation Guidelines

• Usage Range: Typically 10–200 mg/kg depending on product and regulation

• Compatibility: Works well with citric acid, sugars, starches, and emulsifiers

• Color Blending: Can be mixed with Brilliant Blue FCF or Tartrazine for desired hues

• Storage: Keep in airtight, dry conditions away from direct sunlight

Regulatory and Safety Notes

• EU Code: E110

• FDA Status: Approved as FD&C Yellow No. 6

• Labeling: Must be clearly labeled in most jurisdictions

• Allergen Concerns: May cause hypersensitivity in some individuals; not recommended for all children in the EU without warning

Frequently Asked Questions

Q: Is Sunset Yellow FCF natural or synthetic?
A: It is a synthetic azo dye produced via chemical synthesis.

Q: Can it be used in combination with other dyes?
A: Yes, it is often blended with other synthetic or natural colorants for customized shades.

Q: What’s the difference between Sunset Yellow and Tartrazine?
A: Sunset Yellow provides a more orange tone, while Tartrazine yields a lemon-yellow hue.

Conclusion

Sunset Yellow FCF is a reliable and versatile food dye that delivers vibrant color and consistent performance in food, pharmaceutical, and cosmetic applications. With strong color stability, high solubility, and economic value, it remains a staple ingredient for manufacturers seeking to enhance product aesthetics effectively and efficiently.