How do I pre-activate Mix Kit? Organics Alive Support January 23, 2020 21:50 Add the correct water volume to the given Mix Kit size. Let sit for 24-72 hours. Related articles What happens if I brew for too long? I mix my own tea, why should I purchase OA Mix-Kits? What happens If I don't’ Pre-activate? How much will one bag of Amendment cover? Can I use it straight? Comments 0 comments Please sign in to leave a comment.