Heat cured acrylic (HCA) resin has a rough, hard and porous surface. This causes food scraps to stick frequently makes it easier for Candida albicans grow. Lime peel extract (citrus aurantifolia) is natural ingredient that antifungal. The pur-pose of this study was determine the growth C.albicanscolonies on heat dentures in 40% immersion lime extract. HCA plate samples were 40 samples, namely e...