Simple Shower Mold Inhibitor Daily Shower Spray

1/3C white vinegar*, rubbing alcohol or cheap Vodka
3 1/2 C Water

Mix & spray daily.  *Some sources suggested that since vinegar is acidic it can eat into your tub’s caulk, while others say they’ve used it for years with no issues.  Be warned and use with caution

From The Frugal Upstate