I need help finding the word this is called..

[QuietTruth]

..nah, for real though, what's the word for what this men and women scent given off and they attract or something? Some chemical or sumthin'. Anybody know? Need help..propz man.

[Low Key]

Pheromones

[J @ M @ L]

Bromhidrosis 

[Chief]

methane?

[QuietTruth]

^ Big propz.

Pheromones

I think this is it though, propz, thanks.

[Teddy Roosevelt]

B.O.?

[QuietTruth]

^ No, JML.

[Teddy Roosevelt]

Me and JML might be right.
Check it. > http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=pubmed&cmd=Retrieve&dopt=AbstractPlus&list_uids=17287500&query_hl=1&itool=pubmed_docsum

[QuietTruth]

Me and JML might be right.
Check it. > http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?db=pubmed&cmd=Retrieve&dopt=AbstractPlus&list_uids=17287500&query_hl=1&itool=pubmed_docsum

I'mma need a dictionary wit this. Propz!