Remove Tea Stains From Carpet Have you spilled tea on your carpet? It is crucial to act quickly to prevent this stain from setting and reappearing despite the treatment. An astringent compound found in teas, tannins can stain fabrics, upholstery, fine china, and even teeth. Tea stains can often be removed with a strong detergent, abrasive substance, or acidic agent. You can usually remove the tea stain completely if you act quickly. Ocean Clean, the best cleaning service in Singapore, has some tips that may help you solve your problem. Remove Tea Stains From Carpet