Hello Naresh & nice to have you as a member of Pherotalk 
Glad you decided to join the forum & have a keen interest on pheros here. Well you need to tell us a bit more of yourself, what you hope to achieve by using pheros, what kind of effects you hope for so that we can help you better. Here is a link to the pheros here>mens pheromone guide
I will be back to check this intro. See you