Combine one part baking soda with five parts water. Baking soda is the mildest, safest cleanser available that is commonly used against mold. Use straight vinegar or vinegar mixed in equal parts with water. [3] X Expert Source Mike KapurCertified Mold Assessor & Home Inspector, Sonic Home Inspections Expert Interview. 19 August 2020. Vinegar is a little stronger than baking soda but it is still natural and safe to use around children and pets. Try an unscented detergent. Since one of the easiest ways to identify the presence of mold is by smell, using an unscented detergent guarantees that no other smells will interfere with your ability to detect the smell of mold. Detergents are still relatively safe to use around kids and pets even though they are a chemical product. Combine the detergent with a small amount of water. Use diluted bleach. [4] X Expert Source Mike KapurCertified Mold Assessor & Home Inspector, Sonic Home Inspections Expert Interview. 19 August 2020. Some sources recommend the use of bleach while others do not. Objections to bleach are primarily due to how harsh it is and how potentially harmful it can be to breathe in. Some also believe that its effectiveness is not reliably consistent. Nonetheless, it still remains one of the strongest cleaners effective against mold and safe for painted drywall. Mix one part bleach with three parts water. [5] X Research source