Beaphar Gistocal is a source of vitamins and minerals in addition to the daily diet of your animal. The compound composition Gistocal stimulates growth and vitality of a young animal. Gistocal also makes an ideal supplement to the daily feed of mature animals. Gistocal contains easily absorbable calcium / phosphorus compounds, yeast constituents, indispensable trace elements (cobalt, iodine, copper, manganese, iron, zinc), vitamins A, D3, E and various B vitamins. Vitamin A is required for good resistance. Vitamin D3 is indispensable for a strong bones and healthy teeth. Vitamin E is a biological antioxidant. The vitamin B complex is essential for a good function of the nervous system and for healthy skin and shiny coat. Recommended dosage Dog / Cat : 0.25 grams per kg of body weight per day Rodents : 0.5 grams per kg of body weight per day Reptiles and turtles : 0.5 grams per kg of body weight per day Birds : 1 to 2 grams per kg of body weight per day