"A red herb native to the Arklay Mountains. It can't be used as is."
— Inventory description
— Inventory description - Japanese
Is used for enhancing the effect of the Green Herb recovery effect or creating a temporary resistance to poison with a Blue Herb. The Red Herb can be found at various locations in the game. It can't be used by itself but can increase the health restoration by Green Herb after combining at least one Green Herb with a Red Herb to a full heal.