Most of the springs in the Tatun Mountain area are acidic, and are reputed to relieve persistent chronic ailments such as rheumatism, neuralgia and spinal paralysis, but will cause open wounds to ulcerate.
以大屯山區來說，它的溫泉多屬酸性溫泉，比較適合治療頑強的慢性疾病、風濕病、神經痛、脊椎麻痺等，但卻會使一般傷口惡化潰瘍。