Bio-D3 Max Capsule improves calcium levels, maintains joint integrity and improves cartilage health, joint flexibility and mobility. It helps treat low calcium levels and makes the bones stronger by increasing their density. It also reduces inflammation and decreases the progression of osteoarthritis. In some cases, it may cause side effects like stomach upset, headache, nausea, and vomiting.Inform the doctor if you are pregnant or breastfeeding, taking any other medication, or have any pre-existing medical conditions.