I wonder if eating gelatin would work similarly; it's basically collagen. https://chriskresser.com/you-need-to-eat-gelatin-here-are-th... -- or conversely I wonder if your supplements would work better for me. (I was starting to suspect arthritis until I added this into my diet.)
All I can say is that it made an unmistakeable difference for my problem within a week, and it seems safe to try. It's my general understanding that proteins get broken down to amino acids in digestion, so the expected advantage for generally healthy people would be in getting enough of the right ones in the right proportions.
I used to eat a lot of Lysine to try to control cold sores. Didn't work.