124 citations
,
March 2012 in “JAMA” Testosterone's muscle-building effects do not require its conversion to DHT.
35 citations
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October 2004 in “Biology of Reproduction” PNU157706 reduced rat sperm movement and fertility without affecting offspring health.
July 2012 in “The Journal of Urology” Testosterone increases muscle mass regardless of DHT conversion blocking.
3 citations
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March 2005 in “The Journal of urology/The journal of urology” Dutasteride may help shrink prostate cancer tumors.
215 citations
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November 2006 in “Journal of The American Academy of Dermatology” Dutasteride more effective for hair growth, but has more side effects than finasteride.