What is Tranexamic Acid and How is it Used in Cosmetics? Tranexamic acid is a synthetic amino acid derivative primarily recognized for its powerful skin-brightening properties. It works by targeting pigmentation pathways, helping to even out skin tone and reduce the appearance of dark spots. Known for being gentle on the skin, tranexamic acid is often used in skincare products designed for hyperpigmentation, post-inflammatory marks, and uneven skin tone, making it a popular choice for those looking to enhance skin radiance.
Tranexamic Acid Technical Details and Characteristics
INCI Name: Tranexamic Acid
Physical Form: White crystalline powder
Solubility: Water-soluble
Usage Rate: 2–5% in formulations
pH Stability: Best stability between pH 3.0–7.0
Key Properties: Antioxidant, brightening, and anti-inflammatory
Compatibility: Works well with other brightening agents like niacinamide, vitamin C derivatives, and azelaic acid, offering a synergistic effect in formulations targeting pigmentation.
How to Incorporate Tranexamic Acid into Formulations Tranexamic acid can be added to the water phase of your formulation, ideally at temperatures below 40°C to ensure stability. Its water solubility makes it easy to integrate into a variety of product types, from serums to lotions. For optimal efficacy and minimal skin sensitivity, it’s recommended to use tranexamic acid in a pH-stable environment, ideally between 5.0 and 6.0.
Where Tranexamic Acid is Found in Skincare Products Tranexamic acid is commonly found in targeted skincare products, such as serums, creams, and masks, aimed at brightening and improving skin tone. It’s often used in both day and night routines and is particularly beneficial for those addressing specific concerns like melasma, post-inflammatory hyperpigmentation, and sun damage.
