After 5 minutes, the yellow color of the TEETH becomes PEARLY WHITE and shiny

Mix the baking soda with a few drops of lemon juice until you get a paste.

Gently apply the paste to your teeth using a clean toothbrush.

Leave to act for approximately 1 to 2 minutes (no more).

Rinse thoroughly with lukewarm water.

Then brush your teeth with your usual toothpaste.

Some people notice an immediate improvement in the brightness of their teeth after just one use.

Why might this work?
Baking soda helps remove superficial stains thanks to its slightly abrasive action.

Lemon has natural brightening properties, but it is acidic.

Coconut oil, if used instead of lemon, can help reduce bacteria due to its antimicrobial properties.

Important precautions:
Although this method can produce a rapid whitening effect, it should be used in moderation:

Do not use more than once a week.

The acidity of lemon can weaken enamel if used too often.

Avoid this method if you have sensitive teeth or enamel problems.

Consult a dentist before attempting frequent home treatments.

Professional whitening remains the safest and most effective option for lasting results.

Tips for naturally whiter teeth:
✔️ Brush your teeth at least twice a day;
✔️ use dental floss daily
✔️ ; rinse your mouth after coffee or tea;
✔️ have regular dental cleanings;
✔️ limit highly pigmented foods and drinks.

Conclusion:
Achieving a brighter smile doesn’t always require expensive treatments. Some natural methods can help temporarily reduce superficial stains in just a few minutes.

However, the key to a healthy and lasting smile remains good oral hygiene and regular checkups with the dentist.