Upgrade Poison Charm through three ranks and it tops out at Poison Resistance Lv3. The first rank costs 500z to craft, every rank after that is an upgrade. Some of the materials only come from Lala Barina, Nerscylla, Rompopolo and one more monster.
Rank by rank
Poison Charm IRarity 3
Poison Resistance Lv1: Reduces the number of times you take poison damage.
Craftable · 500zPoison Charm IIRarity 4
Poison Resistance Lv2: Greatly reduces the number of times you take poison damage.
Upgrade from previous rank · 1,500zPoison Charm IIIRarity 5
Poison Resistance Lv3: Prevents poison.
Upgrade from previous rank · 3,000z