Bleach
There are alternatives to bleach and they can also be completely natural . In fact, there are many natural products that have an excellent cleaning and disinfecting action. Baking soda, coarse salt and other products. So you just have to find the right combinations and start trying them.

For example, you can make homemade tablets with citric acid and baking soda, or DIY laundry detergent with baking soda and essential oils. But always also softeners with citric acid and essential oils. The only thing you have to be careful about is understanding where to use the products so as not to damage the surfaces .