Board Thread:General Discussion/@comment-74.65.137.80-20130826231136/@comment-6881629-20130827083621

If you interact with anything (pick up things attack etc) then like any invisibility you will break the spell and like 98.239 said the sneak button is like a on off switch for the two minutes that the Shadowcloak of Nocturnal is active. All the ingredients to make a potion of invisibilty are listed here keep in mind the potions only as good as you potion making skill (but potions of invisibilty are very good for leveling alchemy).