Alchemical Expertise
As a professional alchemist, you possess a well-equipped alchemist's supply kit containing vials, flasks, scales, an alembic, and three pounds of alchemical ingredients. You know how to restock, augment, substitute, stretch, and cut your supplies with materials you source yourself.
You have expertise in the use of alchemist's supplies and whenever you find or purchase alchemical ingredients, you can consider them to be half their usual price.
Prerequisite: proficiency with alchemist's supplies.