The male client tells the clinic nurse that he takes glucosamine and chondroitin for joint aches. Which statement best describes the scientific rationale for the efficacy of these over-the-counter...

The male client tells the clinic nurse that he takes glucosamine and chondroitin for joint aches. Which statement best describes the scientific rationale for the efficacy of these over-the-counter medications?

1. This medication will help reduce the inflammation in the joints to decrease pain.

2. They will help prevent joint deformity and improve mobility for the client.

3. This medication will increase the production of synovial fluid in the joint.

4. They improve tissue function and retard the breakdown of cartilage in the joint.