For most people you will see something within 48 hours. For very sensitive people sooner. It all depends on your immune response to the skins protein urushiol oil bond. Another factor is the quantity of oil. For some people, they can continue breaking out with new spots even after 48 hours because of very minute or trace amounts of oil.
For me, I know of some pending reaction within 8-16 hours. It may not be a full blown rash but I have a slight itch first then followed by the bumps. |