ActiveProtec OX not only prevents Alpha Arbutin changes color but includes several ingredients. as in this formula Tranexamic Acid There is a chance to change the color as well. To avoid ActiveProtec OX can try the formula without first and test. Set the temperature at 40C for about 1 month to make sure the formula doesn't change color.The recipe as above, if cut Alpha Arbutin and enter 4MSK (Potassium Methoxysalicylate) 2% MSH White™ ( Undecylenoyl phenylalanine ) 2% instead can be cut. ActiveProtec™ OX it be released?