In the 19th century, energized by the industrial revolution and under pressure from a rapidly growing population, Europe launched a new period of colonial expansion, inspired by the discovery of new markets, new areas for the settlement of Europeâs poor migrants, and the desire to  civilize the barbarian nations .
1 In postmenopausal women and in elderly men: Doses of 25-50 mg daily are commonly used. 2  For treatment of schizophrenia: Increasing doses of DHEA of 25 mg daily for 2 weeks, 25 mg two times daily for 2 weeks, and 50 mg two times daily for 2 weeks. Withdrawal symptoms. 2  Early research shows that taking 100 mg of DHEA daily together with standard therapy for 12 months does not improve symptoms of drug withdrawal in people addicted to heroin. 3  Taking 100 mg of DHEA daily for 12 weeks also did not improve symptoms of cocaine withdrawal.
Increases in lean body mass and muscle strength were reported in men taking 100 mg a day, but this dose appeared to be excessive in women. DHEA (50 or 100 mg per day) was also shown to significantly elevate insulin growth factor (IGF). Aging causes a decline in IGF levels that contributes to the loss of lean body mass, as well as to excess fat accumulation, neurological impairment and age-associated immune dysfunction.