Yes, the guys’ suggestion of Summer Ammo is great one for your age bracket. At least when I use regular Ammo, folks 30 and up tend to respond most favorably. Folks in their early 20s, not so much. Summer Ammo, however, has two additional pheromones that projects a more laid back feel. This will help you also have a good time with your friends of similar age.
I know you’re just wanting to smell nice, but you might as well use the opportunity to improve your social status. You don’t have to attract people for dating purposes. Sometimes improving relationships at work can give your career a boost. So, there are lots of possibilities here if you have specific areas in your life you’d like to enhance.
Also read Conjurator’s journal. He does a lot of testing with various colognes and scents.