btw for the 4.5 pound batch of soap i may use 2.5 ounces to see how it goes, so like a 1/2 ounce per pound...... i do not have and idea how it will react, such as if it will cause temperature to rise or speed up trace / so its a pure test basis on my part. /// you can look way at the bottom of this thread and find Similar Threads about the same subject