How to Remove Oil or Wine Stains from a Marble Countertop

Sooner or later it happens: a glass of red wine, a splash of olive oil, or a dish straight from the oven leaves a mark on your marble countertop. It is not a reason to panic, but you do need to act quickly and use the right method for each type of stain.

Why marble stains so easily

Marble is a porous stone: beneath its shiny polish it has microscopic pores that absorb liquids, especially if the sealing has not been renewed in a while. That is why a marble stain is almost never sitting "on top" of the stone, it is inside it, and that changes how you need to clean it.

Oil stains: the poultice method

Oil is a "greasy" stain: it darkens the stone because it has penetrated the pores. To remove it, first clean the surface with warm water and neutral soap, then apply a poultice (baking soda mixed with water into a thick paste) directly on the stain. Cover it with plastic wrap, let it sit for 24 hours, and remove it with a plastic scraper. The poultice draws the oil out from inside the pore, something no surface cleaner can achieve on its own.

Wine and acidic fruit stains

Here the problem is not just the stain, but that the acid may have "etched" the stone’s shine (called etching). Clean the liquid immediately with a damp cloth, the longer it sits, the deeper the mark. If a colored ring remains, the same baking soda poultice usually works. But if you see a dull or matte mark in the same spot, it is no longer a stain, it is surface damage, and it needs professional polishing to restore the shine.

What to never do

Avoid vinegar, lemon, or any acidic product, they are exactly what damages marble, even though they are trendy as "natural cleaners". Also avoid abrasive scourers, bleach, and generic all-purpose cleaners: many contain acids that react with marble’s calcium carbonate and dull the stone permanently.

When to call a professional

If after the poultice the stain is still there, if there is a dull mark from acid etching, or if the area has lost its original shine, the sensible move is professional polishing rather than continuing to try home remedies, insisting with the wrong fixes can make the damage worse.

At AMBZ Natural Stone we offer polishing and restoration services for marble countertops and sinks that have lost their original shine. Get in touch about your case with no obligation.

At AMBZ Natural Stone we offer a polishing and restoration service for marble countertops and sinks that have lost their original shine. Tell us about your case with no obligation.