Table 1.

Characteristics of the studies included in the research letter.

Study, year, and participants		Country	Age (years)	Diagnosed by	Site of warts	Intervention details	Outcome
Millar and Moore [4], 2008
	Female pediatric patient	United Kingdom	7	Dermatologist	Distal phalanges of the right middle finger	Topical application of tea tree oil once daily for 12 days	Complete clearance of warts without reoccurrence
Alsanad and Alkhamees [3], 2016		Saudi Arabia		Dermatologist			Complete clearance of warts without reoccurrence
	Male child		9		Left sole	Topical application of tea tree oil twice a day for 20 days
	Male child		14		Proximal phalanges of the right little finger	Topical application of tea tree oil twice a day for 10 days
Lim et al [5], 2020
	Female child	South Korea	12	Dermatologist	Periungual and plantar	Topical application of tea tree oil for 9 months	Complete clearance of warts without reoccurrence
Deenadayalan et al [1], 2022
	Adult female	India	22	Dermatologist	Distal phalanges of the right hand	Topical application of tea tree oil once a day for 7 days, afterward alternative day for 2 weeks	Complete clearance of warts without reoccurrence