By the time you can craft a 200% weakness to poison and fortify restoration potion you could already get the Atronach Stone's bonus 6 times over.
I assume you used something like Abacean Longfin, Deathbell and Yellow Mountain Flower for the potion, and Abacean Longfin, *anything that does damage stamina regen* and Yellow Mountain Flower for the poison, right?
By the time you can craft a 200% weakness to poison and fortify restoration potion you could already get the Atronach Stone's bonus 6 times over.
I assume you used something like Abacean Longfin, Deathbell and Yellow Mountain Flower for the potion, and Abacean Longfin, *anything that does damage stamina regen* and Yellow Mountain Flower for the poison, right?