Hometooth decay Effect of vitamins and minerals on decay.. Calcium and phosphorus are important in the formation of teeth and increase their resistance Vitamin A, vitamin B, vitamin C, calcium and phosphorus play an important role in the formation of teeth and increase their resistance. Facebook Twitter Share:Effect of vitamins and minerals on decay.. Calcium and phosphorus are important in the formation of teeth and increase their resistance Facebook Twitter WhatsApp Pinterest LinkedIn Reddit Tumblr Telegram Email