Grand Flex HA - joint health supplement for humans. Fight the aging process with a matrix of powerful ingredients offering a new dimension in advanced joint health for humans. Helps maintain joint flexibility and health; promotes joint comfort and mobility. Provides maximum support for joint function and connective tissue health for long-term preventative care. Each 3-capsule dose contains 1,500 mg glucosamine HCl, 500 mg BioCell Collagen II, 250 mg MSM, 20 mg l-proline, 300 mg vitamin C, 10 mg zinc and 2 mg manganese. Take 3 capsules daily for 8-12 wks.