It provides 500 mg (38 percent of the DV) of calcium from calcium carbonate in each one-tablet serving. Calcium carbonate is ... but Jarrow conducts in-house testing for heavy metals and contaminants.

It provides 500 mg (38 percent of the DV) of calcium from calcium carbonate in each one-tablet serving ... bone loss than calcium carbonate. Chewable calcium supplements are a good choice for ...