Move Free joint supplement purchased directly for consumption

I am consistently taking Move Free joint supplement that I ordered from Amazon.

Glucosamine, chondroitin, MSM, etc.

These are the included nutritional supplements.

What is chondroitin here?

Shark cartilage, in Greek, is called "cartilage."

It is found in snails, skate, and rays, among others.

Assistance with joints, muscles, ligaments, bones, and cartilage

It is said to be a component that provides benefits.