There are countless decoctions, potions, and similar bubbly alchemical fluids for Geralt to ingest and come to the brink of fatally poisoning himself. Updated January 1st, 2021 by Josh Davison: There are a lot of potions at Geralt's disposal in The Witcher 3: Wild Hunt. Here are the 15 most useful potions you should use on your playthrough. Healing, increasing damage, or providing amazing utility are all available with the alchemy system in The Witcher 3. Potions in this universe would kill most mortals, but Witchers can handle the toxic nature of these potions, up to a point. Part of what lets them attack with such precision and grace is the use of potions. RELATED: Ranking The 10 Best Witcher Characters Of All Time These mutated humans have supernatural reflexes, unmatched knowledge of monsters, and some proficiency with the magic they use called Signs. Very few things are as terrifying in The Witcher series as Witchers themselves.