Understanding Suggested Essential Oil & Fragrance Guidelines in Soap and Cosmetics

Marla Bosworth of Back Porch Soap Company frequently gets asks how to determine a safe amount of essential or fragrance oil to use when formulating soap and cosmetics.  Since there are layers and layers of information on this subject, Marla peels back some of the layers in a recent post titled Understanding Suggested Essential Oil and Fragrance Guidelines in Soap and Cosmetics.   This is an informative article for someone who is make soap or cosmetics as a hobby or for someone who is in the business to sell.