JurassiPet JurassiCal Reptile and Amphibian Liquid Calcium SupplementJurassiCal Liquid is a concentrated (160,000 ppm) phosphorus free source of calcium for reptiles and amphibians. Herbivorous and carnivorous diets are frequently calcium deficient and phosphorus rich. Thus, it is of no benefit to use a calcium supplement containing phosphorus. Ideally the dietary calcium to phosphorus (Ca: P) ratio should be no less than 1. 2: 1 and is ideally maintained from 2: 1 up to 8: 1 (depending on the species). Lack of calcium