The skin on the wart may turn black in the first 1 to 2 days, which might signal that the skin cells in the wart are dying. The wart might fall off within 1 to 2 weeks.
Is a wart dead when it turns white?
Also try to keep it off the normal skin. The acid will turn the wart into dead skin (it will turn white).
How long does it take for a wart to die?
Studies indicate that about half of warts go away on their own within a year, and two-thirds within two years, so "watchful waiting" is definitely an option for new warts. But some experts recommend immediate treatment to reduce the amount of virus shed into nearby tissue and possibly lower the risk of recurrence.