Players; Herblore: Using Caviar on a two dose regular potion
To obtain the enhanced super defence potion, first talk to Otto Godblessed, secondly mix Caviar with a two dose regular potion of the same kind. The super defence potion level required is 71 and experience given is 50. The affect is a temporary 5-19 defence boost. Enhanced potions also heal 3-6 HP per dose.