Alchemical bonus

An alchemical bonus is granted by the use of a nonmagical, alchemical substance.

Sources of alchemical bonus in DDO:
 * Spell Power potions and clickies, such as Ardor can increase the power of your spells
 * Alchemical Weapons (Tier II Martial effect) grant a +2 bonus to an ability score
 * Tenser's Transformation spell grants a +4 bonus to Strength, Dexterity, and Constitution
 * Alchemical potions, such as Potion of Influence or Potion of Bull's Skill provide bonuses to ability scores or skill checks
 * Eldritch Rituals to Armor and Shield (See Stone of Change recipes)