Probiotics are supplements — eligible only with an LMN for a diagnosed digestive condition.
IRS Pub. 502 (supplement rule); LMN pathway
How LMNs work — timing, renewal, and storing it with the receipt →
Log the receipt now so you have proof when you claim it back.
Log this expense →Informational only — not tax, legal, or medical advice. Consult a qualified tax professional about your situation. Rules version 2026-08-15, last verified July 2026.