Prince of Persia

You can find all the elixirs in the following locations
lvl 1 - above the sword, you can get there by the gates.
lvl 2 - after the big jump and fight with the guy
lvl 3 - when you have to jump to open the gates, keep going right.
lvl 4 - go left till the end
lvl 5 - after the first fight go up and right. You have to close the gate before Dark Prince will get to the potion.
lvl 7- after you open the main gate keep running right.
lvl 9 - when you'll see green upside/down potion go left.
lvl 10 - keep going right till the end and bring down the panel above the guard
lvl 11 - when you'll get to the guard, take panel down and keep running left.
If you are having trouble check the below video guide.

Please note:
In lvl 9 everything was upside down.