Hi Calvin - Welcome to Pherotalk. 
You have certainly dived right-in at the deep end with TUTH - You’ll need to keep it for some pretty sexually charged situations like clubbing and partying to see the best from it as it is an overtly sexual product, mainly intended to enhance passion in an established relationship.
Saying that, prodicts like Instant Shine, IH and IG can go a long way to moderate its sexuality into something better suited for less charged situations. You may well need them as at 21 and physically fit, you are likely to be putting out a good amount of natural none yourself.
As well as helping your status and promoting trust and confidence in professional life, the socials are also very important for helping to stimulate the wider range of feelings that contribute to full-on attraction, especially in women around your age - who tend to be responsive to lower doses of none rather than higher.
Have a read of this thread, which gives you the basics on choosing and using pheros effectively: