Most often from body fluids, despite the fact that we protect the mattress with a sheet, after a while dark spots appear on it, especially if you have small children at home. There is a great solution for eliminating these stains and unpleasant odors from the mattress, with the help of several ingredients that you already have in the kitchen.
250 ml 3% hydrogen (you can buy it at the pharmacy) 3 tablespoons baking soda 1-2 drops of liquid soap or liquid dishwashing detergent (colorless) The mixture is prepared immediately before use, because then it is maximally effective. So, do not stock up on this product. Procedure: Mix hydrogen and baking soda. When the soda has dissolved, add 1-2 drops of liquid soap or dishwashing detergent. Stir and transfer the mixture to a spray bottle. Shake the contents and spray on the dirty parts of the mattress. Allow the active foam to act. Wait for it to dry, turn on the dryer or turn on the fan to allow it to dry faster. Then just brush with a dry brush or use a vacuum cleaner to collect the soda residue.
With this product you can refresh the whole mattress.