Code: URP1332:0 Calcium/ No Phosphorus T-Rex 2:0 also provides both a mineral and a vitamin supplement in the same convenient product. T-Rex 2:0 is similar to T-Rex 2:1, but contains NO PHOSPHORUS. It is scientifically designed for CARNIVOROUS (also omnivorous) reptiles and amphibians which require a calcium supplement, but already receive adequate phosphorus from eating crickets, meal worms, wax worms, mice, etc. T-REX 2:0 is highly palatable, easily absorbed and cost effective. Simply sprinkle over the reptile's food 3 to 4 times a week. Size: 100g (3.5oz)