Pregnenolone powder is the intermediate material of progesterone，and allopregnenolone which is used for the treatment of postpartum depression, PPD.

It is colorless acicular crystals (recrystallized from homeopathic alcohol ).

As a kind of steroid compound, it is Insoluble in water and hardly soluble in organic solvents.The raw material of it is diosgenin, stigmasterol. It is used as an intermediate in the synthesis of Sex hormone steroid, and also other adrenocorticosteroid products.