Mix 1 tbsp. of baking soda and 1 tsp. of water to form a paste. Wet a soft cloth with the mixture. Rub the coffee table finish with the cloth. Make sure to rub with the grain.
Continue rubbing for five to 10 minutes.
Use a soft cloth to clean and dry the spot. Rub 1 tbsp. of furniture wax with a cloth on the spot to seal.
Place a quarter-sized drop of toothpaste on a soft cloth.
Rub the ring with the cloth until the ring comes out.
Rub the area with a clean soft cloth after removing the ring.
Place a dollop of full-fat mayonnaise on the ring.
Leave the mayonnaise in place for one hour.
Wipe the area clean with a soft cloth.