: Such as Whole Foods or Sprouts, which often carry organic or food-grade versions.

: Often stocked in the cleaning or plumbing sections as a "descaler" or near canning supplies during the summer/fall. Stores : Ace Hardware , True Value, and Tractor Supply. Specialty Shops :

Online retailers are often better for purchasing (e.g., 2lb to 5lb bags), which are more cost-effective for frequent descaling.

You can buy citric acid for descaling at , hardware stores , and online retailers . When shopping in person, it is most commonly found in the canning or baking aisles rather than the cleaning section. Where to Buy In-Store

: Used for pH adjustment in brewing or for making bath bombs in craft stores like Michaels. Where to Buy Online

: Check the canning supplies section (near mason jars and pectin) or the baking/spice aisle . It may also be labeled as " sour salt " in the kosher or seasoning section. Stores : Walmart , Target , Kroger, Publix, and Safeway.

Milliard Citric Acid 100% Pure Food Grade Non-GMO Project Verified