High consumption of sugar/sweets and industrial fabricated food side by side with inadequate hygiene promote caries as most frequent oral disease. Conservative dentistry have task to stop caries, reconstruct the tooth and to prevent further caries onset. We take special care to early diagnosis of caries, oral hygiene instructions and regular checkups. Early diagnosis of caries give us opportunity to stop caries with minimal tooth structure lose and long term successful reconstruction. Reliable and proved materials from the most renowned world manufacturers of dental materials are guarantee of successful reconstruction. Non treated caries causes inflammation of tooth pulp and that tooth need rooth canal treatment. It is always better to save a tooth that has a chance of remaining in mouth. Advantages of endodontic treatment are faster completion of treatment and resulting dental restoration, preservation of the sense of mastication, preservation of an individual’s aesthetic characteristics, and lower costs. Thorought treatment according to contemporative principles, state of the art equipment are key point for enduring results. Esthetic concerns are integral part of every treatment, however teeth whitening, ceramic materials and contemporary esthetic sealing give most impressive results. Tooth whitening of natural, endodonticly treated and tetracycline stained teeth are performed successfully with no damage to tooth structure at all. Individually defined treatment with correct selection of whitening materials is guarantee of success. Ceramic systems, both combination with metal frame and state of the art all ceramic, are basic elements of long term successful esthetic and functional reconstruction. Ceramic systems are best choice to mimic shape, color and translucency of natural teeth.