all i can say is unleashed works.. i really swear by it and for 18 bucks its well worth it...
i normally would agree w/ someone not trusting a supp company but i really think the products you mentioned are three of the most trustworthy and reliable products out there.. ive never heard someone say a bad thing about it...
have you ever tried unleashed? I bet you would really like the results and the feeling it gives you.
Unleashed? Its "OK" i guess. Nothing out of this world. And where do you get it for $18?