Harpagophytum and omega-3 rich formula provides nutritional support to meet the increasing muscle and bone needs of active and older horses. High titrated Harpagophytum concentration: 50%. Guaranteed harpagoside content: 90 mg/dose. Economical format: can be used year-round. You may want to suggest alternating with EKYFLEX ARTHRO for long-term joint health. 60-day supply.