描述
What is Tranexamic Acid?
Tranexamic Acid (CAS 1197-18-8, INCI: Tranexamic Acid) is a synthetic derivative of the amino acid lysine. It works by inhibiting the activity of tyrosinase enzymes involved in melanin production, making it one of the most evidence-backed brightening ingredients in modern cosmetic science. Unlike hydroquinone, it is non-cytotoxic and suitable for long-term daily use.
Product Specifications
| CAS Number | 1197-18-8 |
|---|---|
| INCI Name | Tranexamic Acid |
| Molecular Formula | C8H15NO2 |
| Molecular Weight | 157.21 g/mol |
| Appearance | White crystalline powder |
| Purity | ≥99% |
| Solubility | Water-soluble (100g/L at 20°C) |
| Storage | Cool, dry place, protected from light |
| Place of Origin | Guangdong, China |
| SKU | ING-001 |
Applications in Cosmetic Formulations
- Skin Brightening Serums: 2-3% concentration for visible brightening effect
- Dark Spot Correctors: Combined with niacinamide or vitamin C for enhanced efficacy
- Post-inflammatory Hyperpigmentation: Clinically proven to reduce UV-induced pigmentation
- Daily Moisturizers: For maintenance and prevention of new dark spots
- Eye Creams: Targets melasma and under-eye dark circles
How to Use
Recommended usage concentration: 2-5% in cosmetic formulations. pH range: 3.0-7.0. Can be heat-processed (up to 80°C). Compatible with niacinamide, vitamin C, alpha arbutin, and most cosmetic preservatives.
Frequently Asked Questions
What is the recommended pH for Tranexamic Acid in formulations?
Tranexamic Acid is most stable and effective at pH 3.0-7.0. For best brightening results, formulations with pH 5.0-6.0 are recommended.
Can Tranexamic Acid be combined with Niacinamide?
Yes. Modern formulations often combine Tranexamic Acid with Niacinamide (3-5%) for synergistic brightening effects. Both ingredients are stable at similar pH ranges.
Is Tranexamic Acid safe for sensitive skin?
Tranexamic Acid is considered one of the gentlest brightening ingredients. Unlike hydroquinone or kojic acid, it does not cause skin irritation or sensitivity even with prolonged use.
What is the minimum order quantity?
MOQ is 100 kg for standard orders. Volume pricing: ≥1,000 kg at 15% discount. Samples available in 100g-1kg for quality testing.
Does 8hueye provide datasheets (MSDS, COA, TDS)?
Yes. All products include MSDS, COA (Certificate of Analysis), and TDS (Technical Data Sheet). Datasheets are available upon request or from the product page.






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