Action Ingredients Yucca | desert plant rich in naturally-cleansing saponins; won’t dry skin 4-Terpineol | highly purified active fraction of Australia Tea Tree oil; delivers broad-spectrum inhibition of hostile skin flora without irritation or allergens associated with pure Tea Tree oil Leptospermum Scoparium Oil | New Zealand Tea Tree oil delivers broad-spectrum inhibition of hostile skin flora without irritation or allergens associated with pure Tea Tree oil Willow Bark | natural BHA, helps dissolve dead surface cells blocking pores; purifies Eucalyptus, Wild Thyme, Sage, Peppermint | pore-purifying essential oil blend Eucalyptus, Wild Thyme, Sage, Peppermint | pore-purifying essential oil blend