Type-II Collagen, Hyaluronic Acid, Vitamin C and Collagen: study protocols
4 study groups took Type-II Collagen together with Hyaluronic Acid, Vitamin C and Collagen. These are the doses the studies gave. They are not a recommendation.
Fewer than 5 study groups in one unit match, too few to draw the chart.
Commonly used together
4 of 4 study groups took Type-II Collagen, Hyaluronic Acid, Vitamin C and Collagen with something else, but nothing that 3 or more different studies gave.
4 study groups