Hi Pixster & welcome to Pherotalk 
Hmm, validity of pheromones? Mind explaining there?
Anyway it would be better you could tell us what kind of attention you are after & what you hope to achieved by using pheromones. Anyway for detailed info on the pheromones here, do check out this link Mens Pheromone Guide revised 6/15 If you are interested to know more info about what the pheros here can do, feel free to browse this forum I hope you will enjoyed yourself here 