The bottle told me it was ok to use on marble even though googling it told me it wasn t.
Is bar keepers friend safe on marble.
Just add water to make a soupy paste.
I researched it a little and found that its active ingredient is oxalic acid which is naturally derived and found in lots of green leafy things.
Bar keeper s friend even has a cookware specific cleanser bar keeper s friend cookware.
At this point i decided the marble was already shot so i couldn t do much worse.
To get rid of stuck on food or discoloration and stains from using too high of a heat we recommend cleaning your all clad with a product called bar keeper s friend.
Great result with 95 of stains out.
Heather notes bkf bar keepers friend and bkf is not recommended for marble signed stained in stuttgart.
Its ph balanced formula won t scratch or mar stone finishes and it s gentle enough to use every day.
When i need to clean something off the surface either in the kitchen or the master bath i use the bar keepers friend.
Wipe clean using a soft clean dry cloth or paper towel wiping in a circular motion.
Make sure to use a soft sponge to avoid scratching the finish.
Bar keepers friend granite stone cleaner polish is specially formulated for use on smooth polished stone including granite marble and quartz.
A few weeks ago commenters on the best way to clean your bathtub were giving rave reviews about a product i d never heard of bar keepers friend.
Use bar keepers friend and a soft sponge to clean your stainless steel appliances.
I had to try it out.
As i noted in the question above bar keepers friend is not recommended for use on marble or cultured marble.
It is in a cardboard can like the old ajax or comet cleaners if not at your grocery try hardware store.
In short bar keepers friend is now my best friend.
It will make scuffs and scratches disappear.
But again my marble is honed and i wouldn t recommend it on polished.
If so i m not sure what products are safe for marble but also disinfect.
Oxalic acid is very handy for cleaning iron staining off quartz crystals and being a weaker acid than hcl it is less likely to damage the crystals.
Marble is a soft stone and acids like bkf actually dissolve the stone.
Spray directly onto granite or stone surface.
Yes it is completely safe.
Bar keepers friend cleaner and polish.
Sorry to not be of more help.
It is even recommended by the manufacturer.
I just did a bar cabinet top that had fifty years of rust colored stains and left it to dry for 48 hours.
In the past we ve boiled the crystals in rhubarb greens which contain oxalic acid but bar keeper s friend looks like it might be easier.
Perhaps someone reading this will have a suggestion.
The active ingredient in bar keeper s friend is oxalic acid.