The cause is usually hard water, but that doesn’t mean there isn’t anything you can do about it!

Placing the plastic glasses in a dishwasher or scrubbing them will remove bacteria, but these cleaning methods may not remove the cloudy appearance from the glasses. The good news is that if your cloudy glasses are the result of hard water, then they’re very easy to clean, and you don’t need to spend your life savings on specialist cleaning products, either. If the glasses continue to look dirty after wiping down thoroughly with vinegar, you may have an issue with the water.

TSP is quite similar to the old authentic version of TSP I was told by our hardware store guy. Using a clean cloth, gently wash the glass (inside and out) with the vinegar.

This can make the plastic glasses appear to be dirty. Fill with lukewarm water and drop in a denture cleaner tablet. How to Clean Cloudy Wine Glasses with Natural Products. If you'd rather, LemiShine also makes a liquid to replace Jet Dry that works like a charm as well.

Let it sit for 4-5 days before removing.

A cloudy or sick glass is an industry term describing glass that has calcium deposits, which produces a light, hazy appearance in glassware. If the cloudy film dissipates after the initial or just a few wipes with the vinegar-soaked cloth, then it is more than likely a detergent that is causing the glasses to look so dirty. In time, a cloudy film can accumulate on the inside and outside of plastic drinking glasses. If the glass is no longer cloudy, then the cloudiness was caused by hard water build up. When I remove my glasses from the dishwasher, they're cloudy. To clean drinking glasses, clean them by hand since using a dishwasher can leave a cloudy residue.

It took the cloudy stuff off my cheapo wine glasses - they are clear as a bell now! Mix it in with your dishwasher soap, all your dishes will be super clean and very shiny.

You can also soak multiple glasses in equal parts white vinegar and water for 20 minutes to get rid of any spots.

Tips for cleaning cloudy glass: Leave the object in vinegar and water overnight to loosen calcium deposits, rinse with water and dry with a microfiber towel. I have been using TSP on old but attractive (vintage, from Thrift Stores) cloudy glasses for a few years now & they clean/shine up like new.

What can I do?--Olga Quarfoot, Trenary, … Tips to Prevent Cloudy Glasses in the Future: To protect your dishes and keep your glasses sparkling clean now and, in the future, follow the below steps.

Vaseline or petroleum jelly can sometimes remove light calcium build-up. I tried cleaning them with vinegar, but it didn't work.

Of course you’re carefully cleaning your drinking glasses, but sometimes, no matter what you do, you end up with a cloudy holder for your wine and other favorite beverages. If you need to get rid of cloudy residue on your drinking glasses, wipe them down with diluted white vinegar, and then rinse them off. There’s two ways you can use vinegar to clean cloudy drinking glasses: Pour about two tablespoons of vinegar per cup being washed into a small bowl.