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 supplements are highly effective at fighting arthritis and joint pain. Joint pain caused by other sources can also be healed with collagen supplements. Joint injuries heal faster when collagen supplements are used. Collagen supplements are the most-studied form of collagen for healing arthritis pain. One of the biggest advantages to taking collagen supplements is that you know precisely how much you are getting in your diet. 500 to 1000 mg of collagen taken daily will significantly reduce joint pain and arthritis symptoms.