The potions of healing should be the most “common” item to use the materials, and having proficiency with the tools should be enough to have the knowledge to make those potions, maybe but for the 2 greater ones that in some tables getting the formula could be required, but not ...
Healing Potions rules it would seem to take a person 2 days to craft a poison at a cost of 50 gp. I would guess the extra time is to allow for more caution for crafting. It would seem to me that these high level poisons you have mentioned here would require some of the s...
Time is 8 workweeks (50g a workweek of progress), and we would do it in 1/4 of that time, so 2 work weeks. Just to show how it would be for a non-magical item. I still think its stupid that Healing Potions and Antitoxin stuff is herbalism kits and not alchemy. Like that was ...