Tartrazine, also known as E102, is a synthetic dye capable of producing different shades of yellow, from lemon yellow to an intense, almost orange-yellow color, depending on the amount used. Approved by Anvisa (Brazilian Health Regulatory Agency), it is widely used in the food, cosmetic, and pharmaceutical industries, notably in sweets such as gummy candies due to its ability to provide a striking color.

Chemical characteristics of tartrazine yellow

Tartrazine yellow dye, with a molar mass of 534.3 g/mol, belongs to the azo dye functional group. Being water-soluble, it is a suitable choice for coloring juices and other processed beverages. It stands out for its excellent stability to light, heat, and pH variations, making it a robust option for the manufacture of various products, and it does not oxidize easily in contact with oxygen.

Advantages of choosing tartrazine yellow

Tartrazine yellow dye is a viable option for products intended for consumers who avoid ingredients of animal origin. Its versatility makes it suitable for a variety of foods, eliminating the need to purchase different yellow dyes. It stands out for its wide range of achievable yellow shades, contributing to excellent cost-effectiveness, especially in low-value-added products such as powdered juices.

How can tartrazine yellow dye be used?

Tartrazine yellow dye can be used to intensify, restore, or impart color to food or cosmetics, as desired by the manufacturer. Here are some of its applications:

Foods:

• Dairy products
• Snacks
• Liqueurs
• Fermented
• Yogurts
• Refrigerator
• Artificial juices
• Energy drinks
• Flavored water (orange and lemon)
• Bubble gum
• Caramels
• Gelatins
• Chewing gum
• Ready-made cakes and puddings
• Chicken and beef broth

Cosmetics:

• Hair gel
• Shampoo
• Skin cream

Pharmaceuticals:

• Capsules
• Tablets