Natural extract is a blend of dried plantain, dandelion, and opuntia. It is sometimes difficult to properly vary the diet of turtles. To compensate for deficiencies in your animal, nothing could be simpler. Mix a portion of Natural Extract into its daily food several times a week to provide a calcium boost with a 100% natural product.
Plantain 40% (Ca/p > 3.50), Dandelion 30% (Ca/p > 2.3), Opuntia 10%.