Larsson A, Mattsson B, Wauters EA, van Gool JD, Duran M, Wadman SK: 5-oxoprolinuria due to hereditary 5-oxoprolinase deficiency in two brothers--a new inborn error of the gamma-glutamyl cycle
The pain-relieving aspect appears secondary to tissue repair rather than direct analgesic action
L-carnitine enhances extracellular matrix synthesis in research subjects primary [PMID: 22451022] Laboratory literature summary: L-carnitine enhances extracellular matrix synthesis in research subjects primary chondrocytes
However, taking collagen to help manage the symptoms of osteoarthritis or to support recovery from a diagnosed joint injury changes the classification
People with a healthy amount of B12 in their bodies tend to be less likely to experience osteoporosis later on in life
Body composition effect: Sermorelin = small in adult patients