True. However, a lich’s “healing potion” would likely be a potion of Cause Critical Wounds, not healing. Whether or not it would be visibly similar to the Heal version would be up to the DM, I suppose. I don’t remember reading any specifics of that in 1st, 2nd, or 3rd.
Liches are specifically immune to potion effects, bad or good. At least in lore.
True. However, a lich’s “healing potion” would likely be a potion of Cause Critical Wounds, not healing. Whether or not it would be visibly similar to the Heal version would be up to the DM, I suppose. I don’t remember reading any specifics of that in 1st, 2nd, or 3rd.