You need good ventilation, some natural light, HVAC control to pull out moisture. Need to kill, I Use bleach and water or Lysol makes a spray too. Scrub it off and dry
Vinegar works wonder! You might need a dehumidifier too to keep it from returning. Vinegar kills the spores. Bleach does not.
Hi Darlene - This is the shower cleaner that we use to help keep grout and tiles clean and minimize the mildew - it works on kitchen grout too. Hope this helps! Hugs, Holly
PS - I'm getting ready to release a FREE eBook with recipes for all of my homemade and all-natural cleaners. If you want to know when it's released, you can get it here --> https://pinkfortitude.com/thank/
Where is the mildew? I like the oxi formulation products.