Usually blackheads are the result of oily skin and blocked pores. After a warm bath the face should be splashed with cold water.
In a pan add 5-6 cups of water and add the juice of 1 lime. Remove from heat when the water boils. Place on a table and covering the head with a large towel, steam the face. Rub the blackheads firmly with a face towel after 10 minutes of steaming. Wash the face with chilled water to close the pores.
Boil 3-4 cups of water and add 2 tsp soda bicarbonate to this. Steam a towel with this and place the towel on the face. Repeat 5-6 times. Now rub the face in the area of the blackheads with a paste of 1 tsp curd mixed with 1 tsp of rice flour. Wash with cold water.
Rub a pinch of table salt mixed with a pinch of the soft soggy portion of a glycerin soap. (Pears) Rub well into the blackheads. Repeat for a week.
Take 1 tsp of fresh coriander leaf juice with ½ tsp of turmeric powder. Apply this at bed time and wash in the morning. Repeat for a week.
Take 1 tsp lime juice mixed with 1 tsp of finely powdered cinnamon. Apply at bed time and wash in the morning.