Top 2 in Top 10 uses of black beans for people's health.
Black beans contain substances such as iron, calcium, phosphorus, copper, zinc, ... contributing to maintaining the structure and bone health. Calcium and phosphorus help build strong bone structure, while iron and zinc play an important role in keeping bones strong and elastic.
Many statistics have shown that 99% of the calcium supply and 80% of the phosphorus stored in the body is stored in bones, so the addition of these substances is extremely necessary for our bones.