Formula OSG 180 tabs by Seroyal - GenestraFormula OSG provides a unique combination of non animal calcium along with magnesium and synergistic nutrients, specifically formulated to build and maintain a strong musculo skeletal system and healthy bones. Studies show that skeletal and connective tissues require adequate amounts of absorbable calcium, magnesium and trace minerals to ensure proper bone and tooth formation, and to ensure proper nerve conduction and energy production. Development