The Probiotic lozenge tablets helps preventing tooth decay. It is developed by the culture of Lactobacillus rhamnosus SD11 in a low cost process, resulting in the bacteria having good adhesion properties with the oral tissues. It is capable of inhibiting the growth of Streptococcus mutans infection that causes tooth decay. It is then spray dried to become power. The product is effective in preventing tooth decay and helps to reduce bad breath as well.