Remove Old Stains Add borax to a bucket of water and soak the stained item for at least 30 minutes before turning on the washing machine. Borax has a pH level of 9.5, so it naturally breaks down stains and buildup without damaging fabric.
Is it safe to clean with borax?
Generally, borax has been found as safe to use as a cleaning product if you take the appropriate precautions. Using borax safely involves minimizing your routes of exposure. Here’s safety tips to follow: Do not use cosmetic products that contain borax.
Why did they ban borax?
The EU has banned borax on claims of impacts on reproductive health, following studies on mice and rats at high (abnormally high) ingested doses.