What makes prickly pear so high in Calcium? According to the ALSO READ: Chicago Marathon results: Jacob Kiplimo wins 2025 Chicago Marathon-Conner Mantz breaks American marathon record-Here’s the full result Why does Calcium matter so much? Calcium plays a crucial role in keeping bones and teeth strong, helping muscles move, nerves carry messages, and blood to clot properly, according to the National Institutes of Health. Yet, about 42% of Americans don’t get enough of it. The Dietary Guidelines for America ...