The study was performed on castrated male rats, with a focus on prostate weight (as lowered weight indicates less androgenic activity). (hairlossrevolution.com)
Flax (both the powdered and ethanol extract) proved to decrease prostate weight, as well as lower testosterone levels. (hairlossrevolution.com)
In the present study castrated rats feeding on diet containing 20 % flaxseed powder or given oral administration of petroleum ether or ethanol extract of flaxseed showed significant reduction in prostate weight and testosterone level with different degrees. (pubs.sciepub.com)