Ergothioneine CAS 497-30-3 Natural Antioxidant for Skin Care

Product Overview

Ergothioneine, also known as L-(+)-Ergothioneine or EGT, is a naturally occurring amino acid derivative recognized for its antioxidant properties. Originally discovered in 1909 in the fungus Claviceps purpurea, it has since attracted attention in cosmetic, pharmaceutical, and food-related research. As a functional cosmetic ingredient, ergothioneine is valued for its ability to neutralize reactive oxygen species and help protect cells against oxidative stress.

In skin care formulations, ergothioneine is commonly used as an antioxidant active ingredient to help maintain skin condition, protect against environmental oxidative damage, and support a healthy-looking complexion. Its unique sulfur-containing molecular structure allows it to exist in thiol and thione forms, contributing to its distinctive chemical behavior.

SACH BIOTECH supplies high-quality L-(+)-Ergothioneine for cosmetic ingredient applications and other suitable industrial uses.

Product Specifications

Key Properties of Ergothioneine

Powerful Antioxidant Activity

Oxidative stress occurs when the production of free radicals exceeds the skin's natural antioxidant defenses. Environmental factors such as ultraviolet exposure and pollution can contribute to this imbalance, potentially affecting skin structure and appearance.

Ergothioneine is recognized for its antioxidant activity and ability to scavenge several reactive species, including hydroxyl radicals and peroxynitrite. By helping neutralize these reactive molecules, it can support cosmetic formulations designed to protect skin from oxidative stress and maintain a healthier-looking appearance.

Cellular Protection

One distinctive characteristic of ergothioneine is its ability to interact with hypochlorous acid, a highly reactive oxidizing agent. Its scavenging activity makes it an interesting ingredient in research focused on cellular protection.

For cosmetic applications, this property provides additional value in formulations intended to support skin resilience against environmental stressors. It can be incorporated into antioxidant-focused products designed to maintain skin condition and complement other protective ingredients.

Supporting Skin Condition

Continuous exposure to environmental stress may contribute to dullness, uneven skin appearance, and premature visible aging. Ergothioneine helps address these concerns through its antioxidant properties, making it suitable for skin care products focused on maintaining skin quality.

When incorporated into appropriately developed formulations, it can complement moisturizing and conditioning ingredients to support a smoother, healthier-looking complexion.

Moisturizing and Skin Conditioning

Ergothioneine is also used in multifunctional skin care formulations where antioxidant protection and hydration are combined. Although it is primarily valued as an antioxidant rather than a conventional humectant, it can be included alongside moisturizing ingredients to develop products targeting dryness, skin comfort, and overall conditioning.

Manufacturing Methods of Ergothioneine

The production method is an important consideration when evaluating ergothioneine raw materials. Three main approaches are used: chemical synthesis, natural extraction, and biological fermentation.

Chemical synthesis involves multiple reaction steps and requires careful control of molecular configuration. One challenge is preventing racemization during synthesis, which can affect the desired L-form product. The complexity of the process and raw material requirements may also increase manufacturing costs.

Natural extraction involves obtaining ergothioneine from sources such as edible mushrooms and other biological materials. However, naturally occurring concentrations can be relatively low, while extraction and purification may require substantial processing. Raw material availability and impurity control are additional considerations.

Biological fermentation uses microorganisms and controlled fermentation processes to produce ergothioneine. This approach offers potential advantages in production scalability, process consistency, and manufacturing efficiency. It has therefore become an important direction for industrial ergothioneine production.

Applications of Ergothioneine

Cosmetic and Skin Care Products

Ergothioneine is widely considered for cosmetic formulations that emphasize antioxidant protection and skin conditioning. It can be incorporated into facial serums, moisturizing creams, anti-aging products, and other personal care formulations.

Its ability to neutralize reactive oxygen species makes it particularly relevant to products designed for skin exposed to environmental stress. Formulators may also combine it with vitamin C derivatives, vitamin E, and other antioxidant ingredients to develop multifunctional skin care products.

Food and Nutritional Applications

Ergothioneine naturally occurs in certain edible mushrooms and other food sources. Its antioxidant properties have attracted research interest in food science and nutritional applications. Its suitability for a particular food product depends on applicable regulations, ingredient specifications, and intended use.

Pharmaceutical Research

Ergothioneine has also been investigated in relation to oxidative stress and cellular protection. Research has explored its potential biological functions in different areas of human health. However, pharmaceutical applications require separate scientific validation, regulatory assessment, and product-specific approval.

Why Choose SACH BIOTECH Ergothioneine

SACH BIOTECH provides L-(+)-Ergothioneine as a functional raw material for cosmetic ingredient sourcing and formulation development. With its distinctive antioxidant properties and broad research interest, ergothioneine offers cosmetic manufacturers opportunities to develop products focused on skin protection and conditioning.

When selecting an ergothioneine supplier, buyers should consider chemical identity, purity specifications, production methods, batch consistency, and quality documentation. These factors help ensure that the selected raw material meets the technical requirements of the intended application.

Frequently Asked Questions

What is Ergothioneine used for in skin care?

Ergothioneine is primarily used as an antioxidant ingredient. It helps neutralize reactive oxygen species and supports formulations targeting environmental protection, skin conditioning, and visible signs of aging.

What is the CAS number of Ergothioneine?

The CAS number of L-(+)-Ergothioneine is 497-30-3, and its INCI name is Ergothioneine.

Is Ergothioneine water-soluble?

Yes. Ergothioneine has good water solubility, making it suitable for consideration in various aqueous cosmetic formulations. Actual formulation compatibility should be confirmed through stability and solubility testing.

What are the main production methods?

The three main production methods are chemical synthesis, natural extraction, and biological fermentation. Fermentation is an important approach for scalable industrial production.

Can Ergothioneine be combined with other antioxidants?

Yes. It can be evaluated in combination with ingredients such as vitamin C derivatives and vitamin E. Compatibility, stability, and appropriate formulation conditions should be assessed before commercial production.

Which industries use Ergothioneine?

Its main areas of interest include cosmetics, food-related applications, and pharmaceutical research, subject to the regulatory requirements governing each application.