You really want drink yugo pots (one per 1000 pp) for each stat each 15 mins for so small bonus as +2 on not so important stats?
Do you also considered consequence? Do you know penalty for using them?
-4 reflex for +2 wisdom yugo pot
-4 fortitude for +2 strength yugo pot
-4 will save for +2 charisma yugo pot
-5% Melee attack speed bonus for +2 constitution yugo pot
-50% Fortification for +2 intelligence yugo pot
-2 Attack bonus for +2 dexterity yugo pot
and some other bonuses on other side, but not enough to compensate your loss.
You don’t counting with theses crippling penalties and secondary bonus in your theory
Yougo pots are mainly good for DC casters for maximize their DC for every cost.