E 127 - Erythrosine

Last updated: 26.02.2024

Erythrosin is a food additive that produces a pink to red coloring. Also called E 127, the dye belongs to the group of so-called xanthene dyes. However, its use is nowadays strongly restricted.

E 127 - Erythrosine

Properties: E 127 - Erythrosine

E 127, also known as Erythrosine, is a synthetic food coloring with various properties:

  • Color: Erythrosine is an intensely pink to red dye. The color can vary depending on concentration, typically ranging from bright pink to deep red.

  • Solubility: Erythrosine is highly soluble in water, which facilitates its use in aqueous solutions such as beverages, desserts, and sauces.

  • Stability: The dye is generally stable under normal storage conditions. However, it is sensitive to light and can easily degrade or fade under UV radiation or direct sunlight exposure.

  • Applicability: Erythrosine is commonly used in a variety of food products to achieve pink to red coloring. This includes desserts, candies, beverages, chewing gum, baked goods, canned fish, and more. It is also used in some cosmetic products and medications.

  • Labeling: In most countries, it is legally required that foods containing Erythrosine must be appropriately labeled to provide consumers with information about the ingredient.

  • Taste and Odor: Erythrosine is typically tasteless and odorless, which facilitates its use in foods without affecting the flavor or aroma.

It is important to note that some studies have suggested that Erythrosine at high doses may potentially have health effects, particularly concerning a possible negative impact on thyroid function. The use of Erythrosine is therefore restricted or prohibited in some countries and regions. Consumers should thus consider the use of foods with this dye and take appropriate precautions if necessary.

Origin: E 127 - Erythrosine

Erythrosine, also known as E 127, is a synthetic food coloring. Unlike natural colorants that are derived from plants, animals, or minerals, erythrosine is artificially produced. It is synthesized through a chemical reaction that uses various starting materials to produce the desired pigment molecule.

The exact manufacturing method of erythrosine is a protected trade secret of the manufacturers. However, it is generally assumed that erythrosine is produced through a series of chemical reactions typically derived from aromatic compounds. These reactions lead to the formation of the characteristic coloring molecule of erythrosine.

Due to its synthetic nature, erythrosine does not have a natural origin like some other food colorings, such as Carmine (E 124), which is obtained from the cochineal insect. Erythrosine is industrially produced in large quantities to meet the demand in the food industry, cosmetics industry, and other sectors.

Uses: E 127 - Erythrosine

E 127, also known as Erythrosine, is used in various industries and products, particularly:

  • Foods: Erythrosine is used as a food coloring to color foods pink to red. It is used in products such as candies, beverages, desserts, baked goods, chewing gum, canned fish, and more. It is often used to create visually appealing products or to maintain a specific product color.

  • Cosmetics: In the cosmetics industry, Erythrosine is used as a coloring agent, especially in lipsticks, lip balms, rouge, eyeshadows, and nail polish. It gives these products a pink to red color and is often used for decorative cosmetics.

  • Medicine: In some medications, Erythrosine is used as a coloring agent to color tablets or liquids. This often serves to make the identification of medicines easier or to make them more visually appealing.

  • Photography: In photography, Erythrosine was previously used in some developer solutions to support the development process. However, this use has become less common as digital photography largely replaced traditional film development.

It is important to note that the use of Erythrosine may be restricted or prohibited in some countries and regions depending on food authority regulations and health concerns. Consumers should therefore carefully read labels on foods and cosmetics and consider possible allergens or additives that could be relevant for their health.

Storage: E 127 - Erythrosine

E 127, also known as Erythrosine, should be stored according to the general guidelines for food coloring storage. Here are some recommendations:

  • Dryness: Erythrosine should be stored in a dry place to avoid moisture exposure. Moisture can cause the colorant to clump or cake, which complicates handling.

  • Temperature: It is advisable to store Erythrosine at room temperature. Extreme temperatures, whether too high or too low, can affect the quality and stability of the colorant. Therefore, the colorant should be protected from heat sources and direct sunlight.

  • Light Protection: Erythrosine is sensitive to light, especially UV radiation. Hence, the colorant should be stored in an opaque container or at a location shielded from direct sunlight. Light-sensitive packaging materials such as dark plastic containers or glass containers with opaque labels are also recommended.

  • Airtight Packaging: To prevent oxidation and associated quality losses, Erythrosine should be stored in an airtight container. This also prevents the ingress of moisture and other contaminants that could affect the colorant's quality.

  • Separate Storage: Erythrosine should be stored separately from strongly scented or reactive substances to avoid contamination or unwanted chemical reactions.

It is important to keep the packaging of the Erythrosine colorant intact and carefully seal it after use to ensure proper storage. By following these storage guidelines, the shelf life and quality of Erythrosine can be maintained.

Health: E 127 - Erythrosine

The health effects of E 127, also known as erythrosine, are the subject of some debates and scientific investigations. Here are some important points to consider:

  • Allergic Reactions: Some people may be allergic to erythrosine. Symptoms of allergic reactions can include skin rashes, itching, hives, breathing difficulties or even anaphylaxis. Individuals with known allergies to food colorings should avoid foods containing erythrosine.

  • Potential Effects on the Thyroid Gland: There are some indications that erythrosine could affect thyroid function. Animal studies have shown that high doses of erythrosine can impair thyroid activity. However, the effects on humans are not yet fully understood and require further research.

  • Hyperactivity in Children: There are some studies suggesting that certain food colorings, including erythrosine, may exacerbate hyperactivity or attention deficit-hyperactivity disorder (ADHD) in some children. However, these connections have not been conclusively proven and remain the subject of scientific investigation.

  • Carcinogenic Properties: In some animal tests, it was found that high doses of erythrosine could have carcinogenic effects. However, the effects on humans are not definitively proven, and there is no sufficient evidence to suggest that erythrosine in typical consumption amounts is carcinogenic.

It should be noted that most food authorities worldwide regulate the use of erythrosine in foods and set safe maximum levels that are considered acceptable. Consumers should always read food labels and consider potential allergens or additives that may be relevant to their health. Individuals with specific health concerns should consult a doctor for individual advice.

Season

E 127, also known as Erythrosine, is a synthetic food coloring that dyes the food a pink to red color. Unlike natural colorants such as Carmine (E 124), which is derived from the cochineal insect, Erythrosine is artificially produced.

Being a synthetic dye, Erythrosine is not dependent on any specific season. It is used throughout the year in food products where a pink to red coloring is desired.

Erythrosine is used in a variety of foods, including desserts, sweets, beverages, chewing gum, canned fish, and baked goods. It is also used in some cosmetics and medications.

It is important to note that the use of Erythrosine may be restricted or banned in some countries and regions depending on food authority regulations and health concerns. Consumers should therefore carefully read food labels and consider possible allergic reactions or health effects.

Taste: tasteless

Origin

Since E 127 is produced by iodination of fluorescein, erythrosine also contains a high amount of iodine. However, it does not contribute to the body's iodine supply as it cannot be absorbed by the body. The dye is water-soluble and heat-stable but not light-fast.

Usage

Erythrosine is used as a dye, for example, in cosmetics and pharmaceuticals. Its addition to lipsticks is very widespread. In the food industry, its use is strongly restricted. E 127 is only allowed to be used to color cocktail cherries or candied cherries. Furthermore, erythrosine is added to kaiserling cherries for fruit preserves.

Risks

The strong restriction of the dye E 127 as a food additive is not without reason. Apart from its potential to trigger allergies, it has recently come under negative headlines primarily due to its suspected influence on thyroid function. Moreover, this xanthene dye, like food additives classified in the group of azo dyes, is also suspected of causing hyperactivity in children. Furthermore, some studies seem to confirm the suspicion that erythrosine can promote the development of breast cancer under certain circumstances.

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