Sodium bicarbonate can lift surface stains however does not bleach tooth color; use moderately

https://www.mediafire.com/file/mf0bnzln5t9b8h0/pdf-29110-52283.pdf/file

Sodium bicarbonate can raise surface area discolorations however does not bleach tooth color; usage sparingly, and couple with fluoride tooth paste to safeguard enamel and strengthen teeth.