Vinegar as a Dishwasher Rinse Aid

by Heather on September 27, 2010

Dear Home Ec 101,

Can white vinegar be used as a natural dishwasher rinse aid?  It seems that I remember reading that somewhere. White vinegar seems as though it would be more environmentally friendly and less expensive than the commercial dishwasher rinse aid products.

Is there any harm in using white vinegar as a rinse aid?

Signed,

Pickled Plates

Heather says:

There is no harm in trying white vinegar in your automatic dishwasher. The effectiveness of vinegar as a rinse aid is going to depend entirely on how hard your water is. To experiment, simply refill your rinse aid dispenser with full strength (undiluted) white vinegar, when it has run out of commercial rinse aid.

To get a true idea of whether or not vinegar will work as a long term solution, you’re going to have to dismiss that first cycle as your indicator of success. The first few cycles will be clearing the last of the commercial rinse aid from the dispenser.

White vinegar may work well as a rinse aid.

This will not be true for everyone, especially those in areas with very hard water. If after several washes you begin to see water spots, go ahead and switch back to a commercial rinse aid. It’s guilt free, you tried.

While rinse aids aren’t generally environmentally harmful, some don’t list all of the ingredients, only the active ones. If this is a concern, Seventh Generation Rinse Aid, Free & Clear lists all of their ingredients and has been rated highly on Good Guide.

Thanks for the great question!

Send your questions to helpme@home-ec101.com.

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I tried this and ended up with orange stains coming from the rinse aid dispenser. It took me over an hour to clean it all out using a turkey baster, scrubber, and elbow grease. Now I just use rinse-aid. REAL rinse-aid.

DeniseEvans 5 pts

The same thing happenend tio me. I am trying very hard to get it all out of the rinse aid dispenser, but I cannot seem to get it all out. I used bleach water and kept flusing the dispenser out. It is better, but not totally gone. Did you experience this as well and if so---any suggestions?

Heather, I just stumbled on this post via a Google search on using vinegar as a rinse aid and must say I'm very impressed. Not just by your terrific original posting, which is one of the few to acknowledge that vinegar won't work well for everyone, but also by your very helpful replies to some great questions in the comments.
Thanks for going the extra mile. I plan to come back here often now!

i have hard water and i think commercial rinse aids just do not work! since vinegar does not work well with hard water, what is a good rinse aid to use when you have hard water?? Thanks!

It sounds like you may have really hard water. You can give Lemishine a try, but I would call your county's extension office and see if they have any specific advice for your area.

U use white vinegar as a rinse aid and it certainly does work! The biggest mistake people make with dishwashers is assuming the all-in-one tabs replace the need for granular salt in the salt reservoir. They don't! Using separate salt, powder and rinse aid (or vinegar) is the cheapest and best method!

I have no idea what this means--there's a salt reservoir in the dishwasher? How will I know it when I see it?

I think it's a European thing. I only assume this as Martin has a .uk extension in his url.
Salts are a big component of dishwasher detergent, its role is to make the minerals in hard water more soluble (softening the water). I think salt may be added separately in some countries.

I don't use vinegar as a rinse aid, but I do run a cycle with vinegar in it every couple of weeks...keeps the dishwasher free of mineral deposits, and that in turn helps keep them off the dishes. My dishes aren't delicate, so I just throw the vinegar in a regular wash load, about 2 cups worth. A much stronger cleaning a couple of times a year also helps if you live in a hard water area like I do.

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