Reilly, David M., Cong Sui, Liane Kynaston, and Darcy Laceby. “Digestion, Absorption, Bioavailability and Clinical Efficacy of Collagen Supplements”. Chemistry and Biochemistry: Research Progress Vol. 6 (June 6, 2025): 158–173. Accessed June 11, 2026. https://stm.bookpi.org/CBRP-V6/article/view/18377.