Abstract

Eriska Riyanti, Ani Melani Maskoen, Roosje Rosita Oewen, Naninda Berliana Pratidina, Harun Achmad, Yunita Feby Ramadhany.

Allium sativum is a plant which have a medicinal properties. The use of natural ingredients known to provide significant benefits, especially those from plants grown by the community and cultivated by government institutions. Natural ingredients such as garlic is a plant that is widely grown in the area of Indonesia so easily available at an affordable price. Previous research shows garlic has antibacterial activity against Streptococcus mutans. The purpose of this study was determine antibacterial effect of garlic extract against Streptococcus mutans. The research method was experimental research to examine the antibacterial activity of the local varieties Ciwidey garlic, local single clove garlic, and garlic imports bought at the market in Indonesia. Third onions extract are made by maceration and would be examined for minimum inhibition concentration and minimum bactericidal concentration by using a microplate reader. The results showed local varieties of local single clove garlic have 9:38% for MIC and 18.75% for MBC, imported garlic 4.69% MIC and 18.75% MBC, while the Ciwidey local garlic have 9:38% for MIC. Conclusion is local single clove garlic and garlic imports have minimum capability and minimum bactericidal concentration inhibition while garlic varieties local Ciwidey only have minimum inhibition concentration ability.