According to my research, 5-alpha-androst-16-en-3-one was first isolated and used in '97 as an isolate from boars which would help pig farmers get their piggy females in the mood… it supposedly works wonders 
. Strange that humans produce the exact same compound…
Remind me not to visit a pig farm wearing Turn up the Heat 
Before people ask, here’s my main reference…
Facts, Fallacies, Fears, and Frustrations With Human Pheromones
CHARLES J. WYSOCKI1,2* AND GEORGE PRETI1,3
-in particular p1202, left column 
At the moment, this link works:
Wiley InterScience :: Session Cookies
Nature tends to be frugal and reuses new “inventions”, like eyes, fur etc., so why not mones, except in different ratios??
I certainly agree with that notion
Still… I’m glad to not know any potential dating women who live on pigfarms as a result of this knowledge 
.
…I live in bug-country (nearly a swamp)… I wonder if my phero sig will mean much more mosquito and blackfly love in the summer?