Brown, Dark, Yellow Stains on Teeth — Causes, Prevention & Treatment
- Dr. Karim Farag

- Oct 29
- 2 min read
Learn what causes brown stains on teeth and how to remove them effectively with professional cleaning and whitening at Dental Capital SE in Oakleigh.
Brown, Dark, Or Yellow Stains on Teeth — Causes, Prevention & Treatment

Brown stains on teeth are a prevalent cosmetic issue among adults. These stains may manifest as small spots, streaks, or overall discoloration, often leading to self-consciousness about one's smile. Knowing the causes, as well as the treatment and prevention methods, can help you achieve a brighter, more confident smile.
What Causes Brown, Dark, Or Yellow Stains on Teeth?
There are two main types of stains:
Extrinsic (on the surface of the tooth)
Intrinsic (within the tooth structure)
Common causes include:
Coffee, tea, and red wine: Contain tannins that cling to enamel.
Smoking and vaping: Nicotine and tar can cause deep brown stains that are difficult to remove with brushing alone.
Certain foods: Sauces like soy or curry can gradually darken teeth.
Medications or excessive fluoride: Some antibiotics and high fluoride exposure may cause internal staining.
Plaque and tartar build-up: Hardened plaque can appear brown or yellowish near the gum line.

How to Prevent Stains
Good daily habits and regular dental care make a big difference:
Brush twice daily with fluoride toothpaste and a soft-bristled brush.
Rinse after consuming coffee, tea, or red wine.
Quit smoking or vaping to prevent ongoing discolouration.
Maintain 6-monthly dental cleans to remove plaque before it hardens.
Use a straw for dark drinks to limit contact with front teeth.

Treatment Options at Dental Capital SE - To Whiten Teeth And Get Rid Of Stains
At Dental Capital SE in Oakleigh, we use modern technology and gentle techniques to help improve the appearance of stained teeth.
Professional cleaning: Removes surface stains and tartar that can’t be brushed off.
In-chair whitening: Uses dentist-supervised gels and light activation for safe, effective results.
Take-home whitening kits: Custom-made trays allow you to whiten gradually and comfortably.
Micro-abrasion or veneers: For deeper discolouration, options like composite bonding or veneers may be discussed.
Results from whitening treatments vary between individuals and depend on the cause and depth of the discolouration.

When to See a Dentist
If stains persist despite brushing, or are accompanied by sensitivity or roughness, they may indicate enamel wear or decay. A professional assessment can identify the cause and recommend the most appropriate treatment.
Book Your Consultation
At Dental Capital SE in Oakleigh, we provide comprehensive cleaning, whitening, and cosmetic treatment options tailored to your oral health needs.Book your appointment today to discuss the safest and most effective options for your smile.




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