Table 1.

Studies of excretion of arsenic in sweat.

Study	Country, participants	Study design and intervention	Key findings (concentrations of μg/L unless otherwise indicated)
Yousuf et al. 2011 [29]	Bangladesh 20 arsenicosis patients with melanosis and leucomelanosis 20 controls with As in drinking water 20 unexposed controls	Secretions from chest, back, and abdomen collected for 24 h, on gauze pads (8-fold; 2 × 3 inches) attached to fitted T-shirt	As secretion severalfold greater for As-exposed groups No significant difference between patients and As-exposed controls 2 zinc atoms excreted per As atom Vitamin E excreted with As
Genuis et al. 2010 [3]	Canada 10 with chronic conditions 10 healthy	Simultaneous measurement of As in blood plasma, urine, and sweat Sweating induced by exercise or sauna, collected directly into bottle	17 participants with As detected in all samples Blood plasma mean: 2.5 (range 0.9–13) (n = 17) Urine mean: 37 (range 4.8–200) (n = 20) Sweat mean: 3.1 (range 3.7–22) (n = 20)