Description
Alpha-Lipoic Acid Powder is a high-purity antioxidant cosmetic raw material widely used in advanced anti-aging and brightening cosmetic formulation. Recognized for its strong free radical scavenging capacity and multifunctional antioxidant behavior, this skincare ingredient supports improved skin radiance and visible smoothness when properly formulated.
INCI Name: Thioctic Acid
CAS Number: 1077-28-7
Chemical Classification: Organosulfur compound; dithiol antioxidant
Molecular Formula: C₈H₁₄O₂S₂
Physical Form: Fine yellow crystalline powder
Origin: Synthetic (chemically identical to naturally occurring alpha-lipoic acid)
Solubility: Slightly soluble in water; soluble in alcohols and certain glycols; oil-dispersible with appropriate solubilization
Typical Usage Level: 0.1–1.0%
pH Stability Range: Most stable at pH 4.0–6.0
Storage Conditions: Store tightly sealed, protected from light, heat, and moisture; recommended below 25°C
Alpha-Lipoic Acid (ALA) is both water- and lipid-compatible in biological systems, making it a versatile personal care ingredient. In cosmetic grade applications, it is used strictly for professional use in topical formulations and does not make medical or therapeutic claims.
Key Benefits in Cosmetic Formulation
Alpha-Lipoic Acid Powder is valued in cosmetic formulation for its multifunctional antioxidant and skin-conditioning properties.
1. Potent Antioxidant Activity
Thioctic Acid neutralizes reactive oxygen species generated by environmental stressors such as UV exposure and pollution. In cosmetic use, this helps reduce the appearance of dullness and supports a more vibrant-looking complexion.
2. Regenerative Antioxidant Network Support
ALA is known in cosmetic science literature to help regenerate other antioxidants such as vitamins C and E within the skin’s surface layers, enhancing overall oxidative protection within cosmetic limits.
3. Visible Anti-Aging Support
By reducing oxidative stress, Alpha-Lipoic Acid Powder helps improve the appearance of fine lines and skin texture. It contributes to smoother-looking and more refined skin.
4. Tone and Radiance Enhancement
Its antioxidant action supports brighter-looking skin and improved visual clarity, making it suitable for radiance-focused skincare systems.
5. Multi-Phase Compatibility
Due to its amphiphilic nature (active in both aqueous and lipid environments), Alpha-Lipoic Acid in cosmetic formulation integrates effectively into emulsions, serums, and oil-based systems.
All claims remain strictly cosmetic and compliant with international cosmetic regulations.
How to Use in Cosmetic Formulation
Recommended Usage Level of Alpha-Lipoic Acid Powder
Facial serums: 0.2–1.0%
Creams & emulsions: 0.1–0.5%
Ampoules: 0.3–0.8%
Eye treatments: 0.1–0.3%
Exceeding recommended levels may increase risk of instability or skin sensitivity. Stability and compatibility testing are required.
How to Use Alpha-Lipoic Acid Powder in Skincare
Pre-dissolve in ethanol, propylene glycol, or suitable solvent before incorporation.
Add during cool-down phase (<40°C).
Maintain final formulation pH between 4.5–5.5 for optimal stability.
Protect formula from light and oxygen exposure.
Use airless or opaque packaging to reduce degradation.
Formulation Considerations
Avoid prolonged exposure to high heat.
Avoid strong alkaline systems (pH >7).
May discolor if exposed to oxidation.
Combine with chelating agents (e.g., EDTA) for improved stability.
When designing Alpha-Lipoic Acid in cosmetic formulation, formulators should consider its oxidation sensitivity and incorporate appropriate stabilization systems.
Applications
Alpha-Lipoic Acid Powder is widely used in:
Anti-aging serums
Antioxidant facial creams
Brightening ampoules
Urban defense skincare
Eye contour treatments
Professional aesthetic formulations
This cosmetic raw material is suitable for:
OEM/ODM manufacturers
Dermatological cosmetic brands
Professional spa product lines
Advanced R&D cosmetic laboratories
Brands seeking to buy Alpha-Lipoic Acid Powder cosmetic grade bulk benefit from consistent purity and performance optimized for industrial cosmetic production.
Technical Specifications
Mechanism of Action on Skin (Cosmetic Level)
Scavenges surface free radicals
Supports antioxidant network regeneration
Reduces appearance of environmental stress effects
Enhances visible skin smoothness
Promotes more radiant-looking complexion
It does not alter skin physiology in a medical sense and is not intended to treat or prevent disease.
Regulatory & Compliance Notes
Listed under INCI name Thioctic Acid
Approved for cosmetic use in multiple markets
Subject to regional concentration limits
Final product safety testing required
Not intended for oral or injectable use
Formulators should review local cosmetic regulations (EU Cosmetic Regulation, FDA Cosmetic Act, ASEAN Cosmetic Directive, etc.) prior to commercialization.
Why Choose Us as Your Bulk Cosmetic Raw Material Supplier
As a specialized bulk supplier of cosmetic raw materials, we provide:
1. Verified Cosmetic Grade Quality
High-purity Alpha-Lipoic Acid Powder
Batch-to-batch consistency
COA, TDS, MSDS available
2. Technical & Regulatory Expertise
Our team includes senior cosmetic chemists and regulatory writers supporting:
Cosmetic formulation optimization
Stability troubleshooting
Regulatory documentation
Scale-up production guidance
3. Reliable Industrial Supply
We support:
Private label brands
Contract manufacturers
R&D laboratories
Professional use cosmetic production facilities
When you buy Alpha-Lipoic Acid Powder cosmetic grade bulk from us, you receive a technically validated personal care ingredient ready for industrial application.
Shipping Information
Free shipping worldwide. Shipping remains free permanently. Delivery time: 10–15 business days.
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