Not that it matters for most cyclists other than potential impact to health, DHEA is on WADA’s banned substance list. Below is from Globaldro.com
DHEA 25mg TabletStatus According to the WADA Prohibited List
In Competition
Prohibited
Out of Competition
Prohibited
WADA Classification(s)
Anabolic Agents (S1)
Status of this brand's individual active ingredients
Prasterone
View details
Other Names: 3beta-hydroxyandrost-5-en-17-one; 3b-hydroxyandrost-5-en-17-one; Dehydroepiandrosterone (DHEA)
In Competition
Prohibited
Out of Competition
Prohibited