The answer is that calcium is provided by the shell, whereas the egg includes protein. It may come as a surprise to watch your turtle consume her eggs, but it is a fantastic source of nourishment! Your female turtle's eggs will be sterile if there are no male turtles in her surroundings. They will never hatch, in other words. It's a typical occurrence for your pet to ingest these eggs. This is an excellent supply of calcium and protein. If you find your pet turtle eating her eggs, it could catch you off guard, but don't be concerned.