Disodium Malyl Tyrosinate is a synthetic compound derived from malic acid and tyrosine. It is primarily used in cosmetics for its brightening, antioxidant, and skin-conditioning properties. Known for its ability to regulate melanin production and improve skin tone, it is widely used in formulations targeting hyperpigmentation and uneven skin tone. Its compatibility with various skincare formulations makes it an ingredient in modern cosmetic products.
Chemical Composition and Structure
Disodium Malyl Tyrosinate is a di-sodium salt formed by the esterification of malic acid and tyrosine.
Core Structure:
- Malic acid provides a dicarboxylic backbone, enhancing water solubility and skin absorption.
- Tyrosine, an amino acid, contributes to the regulation of melanin synthesis.
Properties:
- Hydrophilic due to its sodium salt nature.
- Biocompatible, suitable for use in a wide range of skincare products.
Physicochemical Properties
- Appearance: Fine white to off-white powder.
- Odor: Odorless.
- Solubility: Highly soluble in water and compatible with aqueous formulations.
- Stability: Stable at neutral to slightly acidic pH; sensitive to extreme pH and high temperatures.
Production Process
Synthesis:
- Tyrosine reacts with malic acid in a controlled reaction to form malyl tyrosinate.
- Sodium ions are added to form the disodium salt, enhancing solubility and stability.
Purification:
- The product is purified through filtration and drying processes to remove impurities.
Quality Assurance:
- Final product is tested for purity, stability, and compatibility with other cosmetic ingredients.
Applications
Medical Applications
- Potentially used in topical treatments for hyperpigmentation disorders.
- Supports skin repair and regeneration due to its antioxidant properties.
Cosmetics
Brightening and Even Skin Tone:
- Reduces the appearance of dark spots and hyperpigmentation by regulating melanin production.
- Suitable for serums, creams, and spot treatments targeting uneven skin tone.
Anti-aging:
- Provides antioxidant protection, reducing oxidative stress that contributes to premature aging.
- Enhances skin elasticity and smoothness.
Skin Conditioning:
- Hydrates and conditions the skin, improving texture and overall appearance.
Post-inflammatory Hyperpigmentation (PIH):
- Helps lighten dark spots caused by acne or skin injuries.
CAS: 126139-79-5
Industrial Applications
- Used in natural and synthetic formulations for its multifunctional properties.
- Compatible with a wide range of cosmetic products, including water-based serums, lotions, and masks.
Environmental and Safety Considerations
Biodegradability:
- As a synthetic compound, it is designed to be biodegradable under controlled conditions.
Safety Profile:
- Considered safe for cosmetic use within regulated concentrations.
- Non-irritating and suitable for most skin types, including sensitive skin.
Sustainability:
- Produced in controlled conditions to ensure minimal environmental impact.
Conclusion
Disodium Malyl Tyrosinate is a cutting-edge cosmetic ingredient ideal for formulations targeting hyperpigmentation, uneven skin tone, and oxidative stress. Its dual action as a brightening agent and skin conditioner makes it a valuable addition to modern skincare products, supporting healthier and more radiant skin.
Key Properties
- Chemical Structure: Disodium salt of malic acid and tyrosine.
- INCI Functions: Brightening Agent, Antioxidant, Skin Conditioning Agent.
- Advantages: Reduces hyperpigmentation, improves skin tone and texture, and provides antioxidant protection.
