Cleaning Mattress. When the mattress is clean dry flipped and protected you can make the bed with your clean linens. Imagine the smell of a wet sponge left in a dark warm spot for a few days.

The best way to clean a mattress depends on how dirty it is and what stains are present. Use baking soda a vacuum a steamer or any combo therein for regular mattress cleaning. A good mattress should last between seven and ten years with regular cleaning.
If you only need to refresh and deodorize a simple baking soda cleaning will suffice.
To remove tough stains always use a consumer reports top rated laundry detergent. When the mattress is clean dry flipped and protected you can make the bed with your clean linens. Alternatively for specific stains it is better to use off the shelf cleaning products. Dust mites and sweat can seep down into the mattress fibers causing stains and unpleasant odors.