When urushiol contacts the skin, it causes a rash. Other plants that also contain this oil include poison oak and poison sumac. The severity of the rash will depend on how much contact you've had ...

Poison oak is a shrub that grows on the west coast and southeast region of North America. These poisonous plants have leaves that usually: Sometimes, there might be a visible black substance ...

Poison sumac works the same way as poison ivy and poison oak - all three plants ... help limit the severity of the rash by removing any oil that's still on your skin, Madsen says.

P oison sumac is a poisonous plant similar to poison ivy and poison oak. Each of these plants contains an oil called urushiol ...

Considering taking supplements to treat poison oak and poison ivy dermatitis? Below is a list of common natural remedies used to treat or reduce the symptoms of poison oak and poison ivy dermatitis.