TABLE 2.

Common ingredients in antiperspirant formulation, adapted from Benohanian 2001, Jungermann 1974, and Martini 2020 [5, 31, 56].

Role	Compound
Gel‐plug formation	Aluminium salts: aluminium chlorohydrate, aluminium sesquichlorohydrate, aluminium bromide, aluminium zirconium tetrachlorohydrate, and aluminium lactate [50]
Carrying vehicle	Ethanol, propylene glycol
Propellants (in the case of aerosol formulation)	Butane, isobutane, and propane
Fragrance	Limonene, linalool, geraniol, benzyl salicylate