In other words: A Permutation is an ordered Combination. There are basically two types of permutation: 1  Repetition is Allowed: such as the lock above. It could be 333.  No Repetition: for example the first three people in a running race. You can't be first and second.
For this reason, the idea that collagen supplementation can be an effective treatment for joint pain, osteoarthritis, or any other condition, is highly implausible, if not impossible in principle.
Collagen Helps Heal Your Gut. It turns out that patients with inflammatory bowel disease have lowered serum levels of collagen in their bodies . Considering that collagen helps repair the tissues along the digestive tract, it makes sense that low collagen levels would cause irritation of a weak, collagen-deficient gut lining. Collagen Eases Joint Pain. When weâre young, a healthy amount of collagen sits between our joints, providing lubrication for easy movement.