Cinnamon

A Paste of Cinnamon powder with some lemon juice & can be applied on pimples, which has a beneficial effect to cure it.

Arjuna 

A paste of herbs bark & honey applied over the affected area can treat acne successfully.

Sandalwood

A paste of the wood is a cooling dressing on inflammatory area, this oil  mixture with twice the quantity  
mustard oil is used for removing pimples.