How to clean old champagne stain from carpet

That's right, champagne stains are those that are actually difficult to clean, especially on carpet. But here are some tips that will help you to get rid of it easy:
Combine warm water and mild liquid dish soap in a bowl. Then, dip a cloth into the solution and dab the stain. Thoroughly rinse the area with warm water to remove the residue
When you just spilled the champagne it's much easier to clean, just sponge it with carbonated soda water. Blot the area well and then use a paper towel with detergent and water to try to lift the stain.

If you've got old champagne stains, you most probably will need a professional carpet cleaner, since those stains won't go easy, it will need deep penetration and certain products that only professional carpet cleaners have.