Toothpaste

• 1). Rub a white paste toothpaste into the ink stain on the cement.
  
  
• 2). Allow the toothpaste to dry on the concrete.
  
  
• 3). Dampen a soft cloth with cool water. Wipe away the toothpaste with the cloth. If the ink is lightening, repeat the process until the stain is removed.
  
  

Rubbing Alcohol

• 1). Saturate a soft cloth with rubbing alcohol.
  
  
• 2). Lay the dampened cloth over the stain. Allow it to sit on the stain until the cloth dries out.
  
  
• 3). Lift the cloth away from the ink stain. If the stain is not removed, repeat the process.
  
  

Chemical Stripper

• 1). Dampen a soft cloth with water. Blot at the stain area to dampen it.
  
  
• 2). Saturate a soft cloth with a concrete chemical stripper. Rub the concrete stripper over the cement.
  
  
• 3). Allow the product to work into the ink for the amount of time specified in the manufacturer's directions, which can be anywhere from five minutes to 30 minutes.
  
  
• 4). Wipe away the stripper with a dampened cloth. Repeat the process until the ink is removed.